264892457 has 2 divisors, whose sum is σ = 264892458. Its totient is φ = 264892456.

The previous prime is 264892393. The next prime is 264892483. The reversal of 264892457 is 754298462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 165611161 + 99281296 = 12869^2 + 9964^2 .

It is a cyclic number.

It is not a de Polignac number, because 264892457 - 2⁶ = 264892393 is a prime.

It is not a weakly prime, because it can be changed into another prime (264892057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132446228 + 132446229.

It is an arithmetic number, because the mean of its divisors is an integer number (132446229).

Almost surely, 2^264892457 is an apocalyptic number.

It is an amenable number.

264892457 is a deficient number, since it is larger than the sum of its proper divisors (1).

264892457 is an equidigital number, since it uses as much as digits as its factorization.

264892457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 47.

The square root of 264892457 is about 16275.5171039202. The cubic root of 264892457 is about 642.2289283310.

The spelling of 264892457 in words is "two hundred sixty-four million, eight hundred ninety-two thousand, four hundred fifty-seven".