52698664 has 16 divisors (see below), whose sum is σ = 99095220. Its totient is φ = 26273280.

The previous prime is 52698661. The next prime is 52698671. The reversal of 52698664 is 46689625.

It can be written as a sum of positive squares in 2 ways, for example, as 48413764 + 4284900 = 6958^2 + 2070^2 .

It is not an unprimeable number, because it can be changed into a prime (52698661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6507 + ... + 12154.

Almost surely, 2^52698664 is an apocalyptic number.

It is an amenable number.

52698664 is a deficient number, since it is larger than the sum of its proper divisors (46396556).

52698664 is a wasteful number, since it uses less digits than its factorization.

52698664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19020 (or 19016 counting only the distinct ones).

The product of its digits is 622080, while the sum is 46.

The square root of 52698664 is about 7259.3845469158. The cubic root of 52698664 is about 374.9153325890.

The spelling of 52698664 in words is "fifty-two million, six hundred ninety-eight thousand, six hundred sixty-four".