673040172 has 24 divisors (see below), whose sum is σ = 1794774016. Its totient is φ = 192297168.

The previous prime is 673040167. The next prime is 673040189. The reversal of 673040172 is 271040376.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4006108 + ... + 4006275.

Almost surely, 2^673040172 is an apocalyptic number.

It is an amenable number.

673040172 is an abundant number, since it is smaller than the sum of its proper divisors (1121733844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

673040172 is a wasteful number, since it uses less digits than its factorization.

673040172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8012397 (or 8012395 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 673040172 is about 25943.0177889929. The cubic root of 673040172 is about 876.3555248801.

The spelling of 673040172 in words is "six hundred seventy-three million, forty thousand, one hundred seventy-two".