673557032 has 8 divisors (see below), whose sum is σ = 1262919450. Its totient is φ = 336778512.

The previous prime is 673557029. The next prime is 673557041. The reversal of 673557032 is 230755376.

It can be written as a sum of positive squares in only one way, i.e., 668015716 + 5541316 = 25846^2 + 2354^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42097307 + ... + 42097322.

Almost surely, 2^673557032 is an apocalyptic number.

It is an amenable number.

673557032 is a deficient number, since it is larger than the sum of its proper divisors (589362418).

673557032 is a wasteful number, since it uses less digits than its factorization.

673557032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84194635 (or 84194631 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 38.

The square root of 673557032 is about 25952.9773243842. The cubic root of 673557032 is about 876.5797993671.

The spelling of 673557032 in words is "six hundred seventy-three million, five hundred fifty-seven thousand, thirty-two".