52431384 has 16 divisors (see below), whose sum is σ = 131078520. Its totient is φ = 17477120.

The previous prime is 52431373. The next prime is 52431397. The reversal of 52431384 is 48313425.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092297 + ... + 1092344.

Almost surely, 2^52431384 is an apocalyptic number.

It is an amenable number.

52431384 is an abundant number, since it is smaller than the sum of its proper divisors (78647136).

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

52431384 is a wasteful number, since it uses less digits than its factorization.

52431384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184650 (or 2184646 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 52431384 is about 7240.9518711285. The cubic root of 52431384 is about 374.2804192036.

The spelling of 52431384 in words is "fifty-two million, four hundred thirty-one thousand, three hundred eighty-four".