522987064 has 32 divisors (see below), whose sum is σ = 1024837920. Its totient is φ = 249732736.

The previous prime is 522987029. The next prime is 522987077. The reversal of 522987064 is 460789225.

It is a super-2 number, since 2×522987064² = 547030938222680192, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 522987064.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140394 + ... + 144070.

It is an arithmetic number, because the mean of its divisors is an integer number (32026185).

Almost surely, 2^522987064 is an apocalyptic number.

It is an amenable number.

522987064 is a deficient number, since it is larger than the sum of its proper divisors (501850856).

522987064 is a wasteful number, since it uses less digits than its factorization.

522987064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4479 (or 4475 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 522987064 is about 22868.9104244168. The cubic root of 522987064 is about 805.6819775381.

The spelling of 522987064 in words is "five hundred twenty-two million, nine hundred eighty-seven thousand, sixty-four".