461694568 has 16 divisors (see below), whose sum is σ = 916599780. Its totient is φ = 217267968.

The previous prime is 461694553. The next prime is 461694581. The reversal of 461694568 is 865496164.

It can be written as a sum of positive squares in 2 ways, for example, as 348867684 + 112826884 = 18678^2 + 10622^2 .

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, 1697271 + ... + 1697542.

Almost surely, 2^461694568 is an apocalyptic number.

It is an amenable number.

461694568 is a deficient number, since it is larger than the sum of its proper divisors (454905212).

461694568 is a wasteful number, since it uses less digits than its factorization.

461694568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3394836 (or 3394832 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 49.

The square root of 461694568 is about 21487.0790941905. The cubic root of 461694568 is about 772.8910086114.

The spelling of 461694568 in words is "four hundred sixty-one million, six hundred ninety-four thousand, five hundred sixty-eight".