52464564 has 48 divisors (see below), whose sum is σ = 141939840. Its totient is φ = 16727040.

The previous prime is 52464547. The next prime is 52464569. The reversal of 52464564 is 46546425.

52464564 is a `hidden beast` number, since 5 + 2 + 4 + 645 + 6 + 4 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52464569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8077 + ... + 13044.

It is an arithmetic number, because the mean of its divisors is an integer number (2957080).

Almost surely, 2^52464564 is an apocalyptic number.

52464564 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

52464564 is an abundant number, since it is smaller than the sum of its proper divisors (89475276).

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

52464564 is a wasteful number, since it uses less digits than its factorization.

52464564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21157 (or 21149 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 52464564 is about 7243.2426440097. The cubic root of 52464564 is about 374.3593541510.

The spelling of 52464564 in words is "fifty-two million, four hundred sixty-four thousand, five hundred sixty-four".