673893156 has 48 divisors (see below), whose sum is σ = 1591990400. Its totient is φ = 221847552.

The previous prime is 673893139. The next prime is 673893167. The reversal of 673893156 is 651398376.

It is a happy number.

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, 875940 + ... + 876708.

Almost surely, 2^673893156 is an apocalyptic number.

It is an amenable number.

673893156 is an abundant number, since it is smaller than the sum of its proper divisors (918097244).

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

673893156 is a wasteful number, since it uses less digits than its factorization.

673893156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588 (or 1586 counting only the distinct ones).

The product of its digits is 816480, while the sum is 48.

The square root of 673893156 is about 25959.4521513841. The cubic root of 673893156 is about 876.7255878190.

The spelling of 673893156 in words is "six hundred seventy-three million, eight hundred ninety-three thousand, one hundred fifty-six".