522945064 has 16 divisors (see below), whose sum is σ = 999023220. Its totient is φ = 256538880.

The previous prime is 522945061. The next prime is 522945067. The reversal of 522945064 is 460549225.

It is an interprime number because it is at equal distance from previous prime (522945061) and next prime (522945067).

It can be written as a sum of positive squares in 2 ways, for example, as 521756964 + 1188100 = 22842^2 + 1090^2 .

It is not an unprimeable number, because it can be changed into a prime (522945061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 616257 + ... + 617104.

Almost surely, 2^522945064 is an apocalyptic number.

It is an amenable number.

522945064 is a deficient number, since it is larger than the sum of its proper divisors (476078156).

522945064 is a wasteful number, since it uses less digits than its factorization.

522945064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233420 (or 1233416 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 522945064 is about 22867.9921287375. The cubic root of 522945064 is about 805.6604094145.

The spelling of 522945064 in words is "five hundred twenty-two million, nine hundred forty-five thousand, sixty-four".