43038252 has 72 divisors (see below), whose sum is σ = 113422400. Its totient is φ = 13747968.

The previous prime is 43038209. The next prime is 43038263. The reversal of 43038252 is 25283034.

It is a super-2 number, since 2×43038252² = 3704582270431008, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105024 + ... + 105432.

Almost surely, 2^43038252 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 43038252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56711200).

43038252 is an abundant number, since it is smaller than the sum of its proper divisors (70384148).

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

43038252 is a wasteful number, since it uses less digits than its factorization.

43038252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535 (or 530 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 43038252 is about 6560.3545635888. The cubic root of 43038252 is about 350.4436605069.

The spelling of 43038252 in words is "forty-three million, thirty-eight thousand, two hundred fifty-two".