672312799 has 2 divisors, whose sum is σ = 672312800. Its totient is φ = 672312798.

The previous prime is 672312743. The next prime is 672312811. The reversal of 672312799 is 997213276.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-672312799 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (672312709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336156399 + 336156400.

It is an arithmetic number, because the mean of its divisors is an integer number (336156400).

Almost surely, 2^672312799 is an apocalyptic number.

672312799 is a deficient number, since it is larger than the sum of its proper divisors (1).

672312799 is an equidigital number, since it uses as much as digits as its factorization.

672312799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285768, while the sum is 46.

The square root of 672312799 is about 25928.9953334100. The cubic root of 672312799 is about 876.0397105877.

The spelling of 672312799 in words is "six hundred seventy-two million, three hundred twelve thousand, seven hundred ninety-nine".