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2122204424 = 238310513041
BaseRepresentation
bin111111001111110…
…0100010100001000
312110220022011011212
41332133210110020
513321241020144
6550330112252
7103406303624
oct17637442410
95426264155
102122204424
11999a2465a
124b287b688
1327a893782
14161bca184
15c64a149e
hex7e7e4508

2122204424 has 32 divisors (see below), whose sum is σ = 4032231840. Its totient is φ = 1046976000.

The previous prime is 2122204423. The next prime is 2122204439. The reversal of 2122204424 is 4244022212.

It is a self number, because there is not a number n which added to its sum of digits gives 2122204424.

It is not an unprimeable number, because it can be changed into a prime (2122204423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696344 + ... + 699384.

It is an arithmetic number, because the mean of its divisors is an integer number (126007245).

Almost surely, 22122204424 is an apocalyptic number.

It is an amenable number.

2122204424 is a deficient number, since it is larger than the sum of its proper divisors (1910027416).

2122204424 is a wasteful number, since it uses less digits than its factorization.

2122204424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4181 (or 4177 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 2122204424 is about 46067.3900280882. The cubic root of 2122204424 is about 1285.0767664979.

Adding to 2122204424 its reverse (4244022212), we get a palindrome (6366226636).

The spelling of 2122204424 in words is "two billion, one hundred twenty-two million, two hundred four thousand, four hundred twenty-four".

Divisors: 1 2 4 8 83 166 332 664 1051 2102 3041 4204 6082 8408 12164 24328 87233 174466 252403 348932 504806 697864 1009612 2019224 3196091 6392182 12784364 25568728 265275553 530551106 1061102212 2122204424