527272764 has 12 divisors (see below), whose sum is σ = 1230303144. Its totient is φ = 175757584.

The previous prime is 527272747. The next prime is 527272777. The reversal of 527272764 is 467272725.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 21969687 + ... + 21969710.

It is an arithmetic number, because the mean of its divisors is an integer number (102525262).

Almost surely, 2^527272764 is an apocalyptic number.

It is an amenable number.

527272764 is an abundant number, since it is smaller than the sum of its proper divisors (703030380).

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

527272764 is a wasteful number, since it uses less digits than its factorization.

527272764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43939404 (or 43939402 counting only the distinct ones).

The product of its digits is 329280, while the sum is 42.

The square root of 527272764 is about 22962.4206912076. The cubic root of 527272764 is about 807.8767559469.

The spelling of 527272764 in words is "five hundred twenty-seven million, two hundred seventy-two thousand, seven hundred sixty-four".