681460372 has 12 divisors (see below), whose sum is σ = 1193795680. Its totient is φ = 340375896.

The previous prime is 681460369. The next prime is 681460391. The reversal of 681460372 is 273064186.

It is a congruent number.

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, 84222 + ... + 91957.

Almost surely, 2^681460372 is an apocalyptic number.

It is an amenable number.

681460372 is a deficient number, since it is larger than the sum of its proper divisors (512335308).

681460372 is a wasteful number, since it uses less digits than its factorization.

681460372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177150 (or 177148 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 681460372 is about 26104.7959578312. The cubic root of 681460372 is about 879.9949948062.

The spelling of 681460372 in words is "six hundred eighty-one million, four hundred sixty thousand, three hundred seventy-two".