264795731 has 2 divisors, whose sum is σ = 264795732. Its totient is φ = 264795730.

The previous prime is 264795709. The next prime is 264795743. The reversal of 264795731 is 137597462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264795731 - 2⁶ = 264795667 is a prime.

It is a super-2 number, since 2×264795731² = 140233558311648722, which contains 22 as substring.

It is a Chen prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (264795431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132397865 + 132397866.

It is an arithmetic number, because the mean of its divisors is an integer number (132397866).

Almost surely, 2^264795731 is an apocalyptic number.

264795731 is a deficient number, since it is larger than the sum of its proper divisors (1).

264795731 is an equidigital number, since it uses as much as digits as its factorization.

264795731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The square root of 264795731 is about 16272.5453141173. The cubic root of 264795731 is about 642.1507484303.

The spelling of 264795731 in words is "two hundred sixty-four million, seven hundred ninety-five thousand, seven hundred thirty-one".