52561602 has 32 divisors (see below), whose sum is σ = 117279360. Its totient is φ = 17449200.

The previous prime is 52561591. The next prime is 52561627. The reversal of 52561602 is 20616525.

52561602 is a `hidden beast` number, since 5 + 2 + 56 + 1 + 602 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 12352 + ... + 16052.

It is an arithmetic number, because the mean of its divisors is an integer number (3664980).

Almost surely, 2^52561602 is an apocalyptic number.

52561602 is an abundant number, since it is smaller than the sum of its proper divisors (64717758).

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

52561602 is a wasteful number, since it uses less digits than its factorization.

52561602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3975 (or 3969 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 52561602 is about 7249.9380687010. The cubic root of 52561602 is about 374.5900159315.

The spelling of 52561602 in words is "fifty-two million, five hundred sixty-one thousand, six hundred two".