252432592 has 40 divisors (see below), whose sum is σ = 519716736. Its totient is φ = 118365696.

The previous prime is 252432547. The next prime is 252432601. The reversal of 252432592 is 295234252.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81993 + ... + 85015.

Almost surely, 2^252432592 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252432592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259858368).

252432592 is an abundant number, since it is smaller than the sum of its proper divisors (267284144).

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

252432592 is a wasteful number, since it uses less digits than its factorization.

252432592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3355 (or 3349 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 252432592 is about 15888.1273912315. The cubic root of 252432592 is about 631.9971825971.

The spelling of 252432592 in words is "two hundred fifty-two million, four hundred thirty-two thousand, five hundred ninety-two".