52565601 has 16 divisors (see below), whose sum is σ = 76677120. Its totient is φ = 31767120.

The previous prime is 52565549. The next prime is 52565627. The reversal of 52565601 is 10656525.

52565601 = T₃₀₈₆ + T₃₀₈₇ + ... + T₃₀₉₆.

It is not a de Polignac number, because 52565601 - 2⁷ = 52565473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52565701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10560 + ... + 14718.

It is an arithmetic number, because the mean of its divisors is an integer number (4792320).

Almost surely, 2^52565601 is an apocalyptic number.

It is an amenable number.

52565601 is a deficient number, since it is larger than the sum of its proper divisors (24111519).

52565601 is a wasteful number, since it uses less digits than its factorization.

52565601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4556.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 52565601 is about 7250.2138589148. The cubic root of 52565601 is about 374.5995155626.

The spelling of 52565601 in words is "fifty-two million, five hundred sixty-five thousand, six hundred one".