673358507 has 2 divisors, whose sum is σ = 673358508. Its totient is φ = 673358506.

The previous prime is 673358503. The next prime is 673358527. The reversal of 673358507 is 705853376.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 673358507 - 2² = 673358503 is a prime.

It is not a weakly prime, because it can be changed into another prime (673358501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336679253 + 336679254.

It is an arithmetic number, because the mean of its divisors is an integer number (336679254).

Almost surely, 2^673358507 is an apocalyptic number.

673358507 is a deficient number, since it is larger than the sum of its proper divisors (1).

673358507 is an equidigital number, since it uses as much as digits as its factorization.

673358507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529200, while the sum is 44.

The square root of 673358507 is about 25949.1523368298. The cubic root of 673358507 is about 876.4936695140.

The spelling of 673358507 in words is "six hundred seventy-three million, three hundred fifty-eight thousand, five hundred seven".