52656516 has 36 divisors (see below), whose sum is σ = 145205424. Its totient is φ = 15956400.

The previous prime is 52656503. The next prime is 52656517. The reversal of 52656516 is 61565625.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is not an unprimeable number, because it can be changed into a prime (52656517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66090 + ... + 66881.

It is an arithmetic number, because the mean of its divisors is an integer number (4033484).

Almost surely, 2^52656516 is an apocalyptic number.

It is an amenable number.

52656516 is an abundant number, since it is smaller than the sum of its proper divisors (92548908).

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

52656516 is a wasteful number, since it uses less digits than its factorization.

52656516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132992 (or 132987 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 52656516 is about 7256.4809653165. The cubic root of 52656516 is about 374.8153544310.

It can be divided in two parts, 5265 and 6516, that added together give a triangular number (11781 = T₁₅₃).

The spelling of 52656516 in words is "fifty-two million, six hundred fifty-six thousand, five hundred sixteen".