667488524 has 12 divisors (see below), whose sum is σ = 1172263848. Its totient is φ = 332556000.

The previous prime is 667488499. The next prime is 667488533. The reversal of 667488524 is 425884766.

It is a happy 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, 295802 + ... + 298049.

It is an arithmetic number, because the mean of its divisors is an integer number (97688654).

Almost surely, 2^667488524 is an apocalyptic number.

It is an amenable number.

667488524 is a deficient number, since it is larger than the sum of its proper divisors (504775324).

667488524 is a wasteful number, since it uses less digits than its factorization.

667488524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594136 (or 594134 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 50.

The square root of 667488524 is about 25835.7992715534. The cubic root of 667488524 is about 873.9392965780.

The spelling of 667488524 in words is "six hundred sixty-seven million, four hundred eighty-eight thousand, five hundred twenty-four".