681174802 has 32 divisors (see below), whose sum is σ = 1348824960. Its totient is φ = 249780480.

The previous prime is 681174799. The next prime is 681174821. The reversal of 681174802 is 208471186.

It is a super-2 number, since 2×681174802² = 927998221759478408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127477 + ... + 132712.

It is an arithmetic number, because the mean of its divisors is an integer number (42150780).

Almost surely, 2^681174802 is an apocalyptic number.

681174802 is a deficient number, since it is larger than the sum of its proper divisors (667650158).

681174802 is a wasteful number, since it uses less digits than its factorization.

681174802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260226.

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 681174802 is about 26099.3257001019. The cubic root of 681174802 is about 879.8720552624.

The spelling of 681174802 in words is "six hundred eighty-one million, one hundred seventy-four thousand, eight hundred two".