52031432 has 16 divisors (see below), whose sum is σ = 97677900. Its totient is φ = 25984000.

The previous prime is 52031417. The next prime is 52031459. The reversal of 52031432 is 23413025.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 45508516 + 6522916 = 6746^2 + 2554^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3932 + ... + 10932.

Almost surely, 2^52031432 is an apocalyptic number.

It is an amenable number.

52031432 is a deficient number, since it is larger than the sum of its proper divisors (45646468).

52031432 is a wasteful number, since it uses less digits than its factorization.

52031432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7936 (or 7932 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 52031432 is about 7213.2816387550. The cubic root of 52031432 is about 373.3263058484.

Adding to 52031432 its reverse (23413025), we get a palindrome (75444457).

The spelling of 52031432 in words is "fifty-two million, thirty-one thousand, four hundred thirty-two".