673136325 has 60 divisors (see below), whose sum is σ = 1287223168. Its totient is φ = 347392800.

The previous prime is 673136323. The next prime is 673136339. The reversal of 673136325 is 523631376.

673136325 is a `hidden beast` number, since 6 + 7 + 3 + 13 + 632 + 5 = 666.

It is not a de Polignac number, because 673136325 - 2¹ = 673136323 is a prime.

It is a super-2 number, since 2×673136325² = 906225024069011250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 673136325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673136323) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 57414 + ... + 68136.

Almost surely, 2^673136325 is an apocalyptic number.

It is an amenable number.

673136325 is a deficient number, since it is larger than the sum of its proper divisors (614086843).

673136325 is a wasteful number, since it uses less digits than its factorization.

673136325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10776 (or 10762 counting only the distinct ones).

The product of its digits is 68040, while the sum is 36.

The square root of 673136325 is about 25944.8708803879. The cubic root of 673136325 is about 876.3972560198.

The spelling of 673136325 in words is "six hundred seventy-three million, one hundred thirty-six thousand, three hundred twenty-five".