52527432 has 32 divisors (see below), whose sum is σ = 131582880. Its totient is φ = 17473920.

The previous prime is 52527421. The next prime is 52527451. The reversal of 52527432 is 23472525.

It is a super-2 number, since 2×52527432² = 5518262225029248, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 52527432.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11788 + ... + 15620.

It is an arithmetic number, because the mean of its divisors is an integer number (4111965).

Almost surely, 2^52527432 is an apocalyptic number.

It is an amenable number.

52527432 is an abundant number, since it is smaller than the sum of its proper divisors (79055448).

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

52527432 is a wasteful number, since it uses less digits than its factorization.

52527432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4413 (or 4409 counting only the distinct ones).

The product of its digits is 16800, while the sum is 30.

The square root of 52527432 is about 7247.5811137234. The cubic root of 52527432 is about 374.5088253853.

Adding to 52527432 its reverse (23472525), we get a palindrome (75999957).

The spelling of 52527432 in words is "fifty-two million, five hundred twenty-seven thousand, four hundred thirty-two".