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624260252 = 227112026819
BaseRepresentation
bin100101001101010…
…111010010011100
31121111122201002002
4211031113102130
52234302312002
6141540021432
721320060510
oct4515272234
91544581062
10624260252
112a0418a70
12155091878
139c441185
145cca0140
1539c11002
hex2535749c

624260252 has 24 divisors (see below), whose sum is σ = 1362023040. Its totient is φ = 243218160.

The previous prime is 624260249. The next prime is 624260261. The reversal of 624260252 is 252062426.

It is a happy number.

624260252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1013102 + ... + 1013717.

It is an arithmetic number, because the mean of its divisors is an integer number (56750960).

Almost surely, 2624260252 is an apocalyptic number.

It is an amenable number.

624260252 is an abundant number, since it is smaller than the sum of its proper divisors (737762788).

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

624260252 is a wasteful number, since it uses less digits than its factorization.

624260252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2026841 (or 2026839 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 624260252 is about 24985.2006595905. The cubic root of 624260252 is about 854.6505198239.

The spelling of 624260252 in words is "six hundred twenty-four million, two hundred sixty thousand, two hundred fifty-two".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 2026819 4053638 8107276 14187733 22295009 28375466 44590018 56750932 89180036 156065063 312130126 624260252