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224222404420 = 22571984294137
BaseRepresentation
bin1101000011010010110…
…0100101111101000100
3210102202110000022201001
43100310230211331010
512133201413420140
6251001212143044
722125303663610
oct3206454457504
9712673008631
10224222404420
118710177a153
1237557767a84
13181b4718461
14abd1092340
155c74c47e9a
hex3434b25f44

224222404420 has 48 divisors (see below), whose sum is σ = 566456607360. Its totient is φ = 72830133504.

The previous prime is 224222404409. The next prime is 224222404433. The reversal of 224222404420 is 24404222422.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42144409 + ... + 42149728.

It is an arithmetic number, because the mean of its divisors is an integer number (11801179320).

Almost surely, 2224222404420 is an apocalyptic number.

224222404420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224222404420 is an abundant number, since it is smaller than the sum of its proper divisors (342234202940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224222404420 is a wasteful number, since it uses less digits than its factorization.

224222404420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84294172 (or 84294170 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 224222404420 its reverse (24404222422), we get a palindrome (248626626842).

The spelling of 224222404420 in words is "two hundred twenty-four billion, two hundred twenty-two million, four hundred four thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 19 20 28 35 38 70 76 95 133 140 190 266 380 532 665 1330 2660 84294137 168588274 337176548 421470685 590058959 842941370 1180117918 1601588603 1685882740 2360235836 2950294795 3203177206 5900589590 6406354412 8007943015 11211120221 11801179180 16015886030 22422240442 32031772060 44844480884 56055601105 112111202210 224222404420