673043931 has 32 divisors (see below), whose sum is σ = 1143034880. Its totient is φ = 383419008.

The previous prime is 673043911. The next prime is 673043941. The reversal of 673043931 is 139340376.

It is not a de Polignac number, because 673043931 - 2¹⁴ = 673027547 is a prime.

It is a super-2 number, since 2×673043931² = 905976266111865522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673043911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58410 + ... + 68976.

It is an arithmetic number, because the mean of its divisors is an integer number (35719840).

Almost surely, 2^673043931 is an apocalyptic number.

673043931 is a deficient number, since it is larger than the sum of its proper divisors (469990949).

673043931 is a wasteful number, since it uses less digits than its factorization.

673043931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10920 (or 10914 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 36.

The square root of 673043931 is about 25943.0902361303. The cubic root of 673043931 is about 876.3571563896.

The spelling of 673043931 in words is "six hundred seventy-three million, forty-three thousand, nine hundred thirty-one".