673941872 has 20 divisors (see below), whose sum is σ = 1306217736. Its totient is φ = 336853440.

The previous prime is 673941871. The next prime is 673941901. The reversal of 673941872 is 278149376.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673941871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57122 + ... + 67902.

Almost surely, 2^673941872 is an apocalyptic number.

It is an amenable number.

673941872 is a deficient number, since it is larger than the sum of its proper divisors (632275864).

673941872 is a wasteful number, since it uses less digits than its factorization.

673941872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14696 (or 14690 counting only the distinct ones).

The product of its digits is 508032, while the sum is 47.

The square root of 673941872 is about 25960.3904439051. The cubic root of 673941872 is about 876.7467135886.

The spelling of 673941872 in words is "six hundred seventy-three million, nine hundred forty-one thousand, eight hundred seventy-two".