264924689 has 2 divisors, whose sum is σ = 264924690. Its totient is φ = 264924688.

The previous prime is 264924679. The next prime is 264924697. The reversal of 264924689 is 986429462.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146289025 + 118635664 = 12095^2 + 10892^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264924689 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (264924679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132462344 + 132462345.

It is an arithmetic number, because the mean of its divisors is an integer number (132462345).

Almost surely, 2^264924689 is an apocalyptic number.

It is an amenable number.

264924689 is a deficient number, since it is larger than the sum of its proper divisors (1).

264924689 is an equidigital number, since it uses as much as digits as its factorization.

264924689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1492992, while the sum is 50.

The square root of 264924689 is about 16276.5072727536. The cubic root of 264924689 is about 642.2549759876.

The spelling of 264924689 in words is "two hundred sixty-four million, nine hundred twenty-four thousand, six hundred eighty-nine".