461311208 has 16 divisors (see below), whose sum is σ = 874678500. Its totient is φ = 228063616.

The previous prime is 461311139. The next prime is 461311223. The reversal of 461311208 is 802113164.

It can be written as a sum of positive squares in 2 ways, for example, as 461304484 + 6724 = 21478^2 + 82^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323243 + ... + 324666.

Almost surely, 2^461311208 is an apocalyptic number.

It is an amenable number.

461311208 is a deficient number, since it is larger than the sum of its proper divisors (413367292).

461311208 is a wasteful number, since it uses less digits than its factorization.

461311208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648004 (or 648000 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 461311208 is about 21478.1565316952. The cubic root of 461311208 is about 772.6770305377.

The spelling of 461311208 in words is "four hundred sixty-one million, three hundred eleven thousand, two hundred eight".