723972367 has 2 divisors, whose sum is σ = 723972368. Its totient is φ = 723972366.

The previous prime is 723972331. The next prime is 723972433. The reversal of 723972367 is 763279327.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 723972367 - 2¹⁵ = 723939599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (723972167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361986183 + 361986184.

It is an arithmetic number, because the mean of its divisors is an integer number (361986184).

Almost surely, 2^723972367 is an apocalyptic number.

723972367 is a deficient number, since it is larger than the sum of its proper divisors (1).

723972367 is an equidigital number, since it uses as much as digits as its factorization.

723972367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 666792, while the sum is 46.

The square root of 723972367 is about 26906.7346030692. The cubic root of 723972367 is about 897.9262405874.

The spelling of 723972367 in words is "seven hundred twenty-three million, nine hundred seventy-two thousand, three hundred sixty-seven".