690053164 has 24 divisors (see below), whose sum is σ = 1237026560. Its totient is φ = 336634704.

The previous prime is 690053113. The next prime is 690053183. The reversal of 690053164 is 461350096.

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, 222577 + ... + 225655.

Almost surely, 2^690053164 is an apocalyptic number.

It is an amenable number.

690053164 is a deficient number, since it is larger than the sum of its proper divisors (546973396).

690053164 is a wasteful number, since it uses less digits than its factorization.

690053164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4429 (or 4427 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 690053164 is about 26268.8630130807. The cubic root of 690053164 is about 883.6782866652.

The spelling of 690053164 in words is "six hundred ninety million, fifty-three thousand, one hundred sixty-four".