538571832 has 64 divisors (see below), whose sum is σ = 1430226720. Its totient is φ = 168419328.

The previous prime is 538571819. The next prime is 538571879. The reversal of 538571832 is 238175835.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135538 + ... + 139454.

Almost surely, 2^538571832 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 538571832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (715113360).

538571832 is an abundant number, since it is smaller than the sum of its proper divisors (891654888).

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

538571832 is a wasteful number, since it uses less digits than its factorization.

538571832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4280 (or 4276 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The square root of 538571832 is about 23207.1504498075. The cubic root of 538571832 is about 813.6067540523.

The spelling of 538571832 in words is "five hundred thirty-eight million, five hundred seventy-one thousand, eight hundred thirty-two".