52545592 has 32 divisors (see below), whose sum is σ = 107838720. Its totient is φ = 23804640.

The previous prime is 52545551. The next prime is 52545599. The reversal of 52545592 is 29554525.

It is a super-2 number, since 2×52545592² = 5522078477260928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52545599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31483 + ... + 33109.

It is an arithmetic number, because the mean of its divisors is an integer number (3369960).

Almost surely, 2^52545592 is an apocalyptic number.

It is an amenable number.

52545592 is an abundant number, since it is smaller than the sum of its proper divisors (55293128).

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

52545592 is a wasteful number, since it uses less digits than its factorization.

52545592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011 (or 2007 counting only the distinct ones).

The product of its digits is 90000, while the sum is 37.

The square root of 52545592 is about 7248.8338372458. The cubic root of 52545592 is about 374.5519793235.

The spelling of 52545592 in words is "fifty-two million, five hundred forty-five thousand, five hundred ninety-two".