264916319 has 2 divisors, whose sum is σ = 264916320. Its totient is φ = 264916318.

The previous prime is 264916307. The next prime is 264916349. The reversal of 264916319 is 913619462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 264916319 - 2⁴ = 264916303 is a prime.

It is a super-2 number, since 2×264916319² = 140361312145019522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264916349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132458159 + 132458160.

It is an arithmetic number, because the mean of its divisors is an integer number (132458160).

Almost surely, 2^264916319 is an apocalyptic number.

264916319 is a deficient number, since it is larger than the sum of its proper divisors (1).

264916319 is an equidigital number, since it uses as much as digits as its factorization.

264916319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 41.

The square root of 264916319 is about 16276.2501516781. The cubic root of 264916319 is about 642.2482121399.

The spelling of 264916319 in words is "two hundred sixty-four million, nine hundred sixteen thousand, three hundred nineteen".