673326931 has 2 divisors, whose sum is σ = 673326932. Its totient is φ = 673326930.

The previous prime is 673326923. The next prime is 673327003. The reversal of 673326931 is 139623376.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 673326931 - 2³ = 673326923 is a prime.

It is a super-2 number, since 2×673326931² = 906738312019757522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (673326331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336663465 + 336663466.

It is an arithmetic number, because the mean of its divisors is an integer number (336663466).

Almost surely, 2^673326931 is an apocalyptic number.

673326931 is a deficient number, since it is larger than the sum of its proper divisors (1).

673326931 is an equidigital number, since it uses as much as digits as its factorization.

673326931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 40.

The square root of 673326931 is about 25948.5439090520. The cubic root of 673326931 is about 876.4799687407.

The spelling of 673326931 in words is "six hundred seventy-three million, three hundred twenty-six thousand, nine hundred thirty-one".