672798032 has 10 divisors (see below), whose sum is σ = 1303546218. Its totient is φ = 336399008.

The previous prime is 672798023. The next prime is 672798041. The reversal of 672798032 is 230897276.

It is an interprime number because it is at equal distance from previous prime (672798023) and next prime (672798041).

It can be written as a sum of positive squares in only one way, i.e., 567201856 + 105596176 = 23816^2 + 10276^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21024923 + ... + 21024954.

Almost surely, 2^672798032 is an apocalyptic number.

It is an amenable number.

672798032 is a deficient number, since it is larger than the sum of its proper divisors (630748186).

672798032 is a wasteful number, since it uses less digits than its factorization.

672798032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42049885 (or 42049879 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 672798032 is about 25938.3506029200. The cubic root of 672798032 is about 876.2504166521.

The spelling of 672798032 in words is "six hundred seventy-two million, seven hundred ninety-eight thousand, thirty-two".