538508992 has 28 divisors (see below), whose sum is σ = 1221262480. Its totient is φ = 230789376.

The previous prime is 538508969. The next prime is 538509019. The reversal of 538508992 is 299805835.

It is a tau number, because it is divible by the number of its divisors (28).

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, 600567 + ... + 601462.

Almost surely, 2^538508992 is an apocalyptic number.

It is an amenable number.

538508992 is an abundant number, since it is smaller than the sum of its proper divisors (682753488).

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

538508992 is a wasteful number, since it uses less digits than its factorization.

538508992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202048 (or 1202038 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 49.

The square root of 538508992 is about 23205.7965172497. The cubic root of 538508992 is about 813.5751092255.

The spelling of 538508992 in words is "five hundred thirty-eight million, five hundred eight thousand, nine hundred ninety-two".