528996984 has 16 divisors (see below), whose sum is σ = 1322492520. Its totient is φ = 176332320.

The previous prime is 528996977. The next prime is 528996991. The reversal of 528996984 is 489699825.

It is an interprime number because it is at equal distance from previous prime (528996977) and next prime (528996991).

It is a congruent number.

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, 11020747 + ... + 11020794.

Almost surely, 2^528996984 is an apocalyptic number.

It is an amenable number.

528996984 is an abundant number, since it is smaller than the sum of its proper divisors (793495536).

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

528996984 is a wasteful number, since it uses less digits than its factorization.

528996984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22041550 (or 22041546 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 60.

The square root of 528996984 is about 22999.9344346892. The cubic root of 528996984 is about 808.7564029093.

The spelling of 528996984 in words is "five hundred twenty-eight million, nine hundred ninety-six thousand, nine hundred eighty-four".