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4224888 = 233258679
BaseRepresentation
bin10000000111011101111000
321221122110100
4100013131320
52040144023
6230315400
750624313
oct20073570
97848410
104224888
112426248
1214b8b60
13b4c045
147bd97a
15586c43
hex407778

4224888 has 24 divisors (see below), whose sum is σ = 11442600. Its totient is φ = 1408272.

The previous prime is 4224851. The next prime is 4224889. The reversal of 4224888 is 8884224.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-4 number, since 4×42248884 (a number of 28 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29268 + ... + 29411.

It is an arithmetic number, because the mean of its divisors is an integer number (476775).

Almost surely, 24224888 is an apocalyptic number.

It is an amenable number.

4224888 is an abundant number, since it is smaller than the sum of its proper divisors (7217712).

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

4224888 is a wasteful number, since it uses less digits than its factorization.

4224888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58691 (or 58684 counting only the distinct ones).

The product of its digits is 32768, while the sum is 36.

The square root of 4224888 is about 2055.4532346906. The cubic root of 4224888 is about 161.6609277494.

The spelling of 4224888 in words is "four million, two hundred twenty-four thousand, eight hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 58679 117358 176037 234716 352074 469432 528111 704148 1056222 1408296 2112444 4224888