673685032 has 8 divisors (see below), whose sum is σ = 1263159450. Its totient is φ = 336842512.

The previous prime is 673685029. The next prime is 673685039. The reversal of 673685032 is 230586376.

It can be written as a sum of positive squares in only one way, i.e., 666362596 + 7322436 = 25814^2 + 2706^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (673685039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42105307 + ... + 42105322.

Almost surely, 2^673685032 is an apocalyptic number.

It is an amenable number.

673685032 is a deficient number, since it is larger than the sum of its proper divisors (589474418).

673685032 is a wasteful number, since it uses less digits than its factorization.

673685032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84210635 (or 84210631 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 673685032 is about 25955.4432056168. The cubic root of 673685032 is about 876.6353230532.

The spelling of 673685032 in words is "six hundred seventy-three million, six hundred eighty-five thousand, thirty-two".