264915745 has 8 divisors (see below), whose sum is σ = 326490984. Its totient is φ = 206204544.

The previous prime is 264915701. The next prime is 264915751. The reversal of 264915745 is 547519462.

264915745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 24324624 + 240591121 = 4932^2 + 15511^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 264915745 - 2²¹ = 262818593 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 715804 + ... + 716173.

It is an arithmetic number, because the mean of its divisors is an integer number (40811373).

Almost surely, 2^264915745 is an apocalyptic number.

It is an amenable number.

264915745 is a deficient number, since it is larger than the sum of its proper divisors (61575239).

264915745 is a wasteful number, since it uses less digits than its factorization.

264915745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432019.

The product of its digits is 302400, while the sum is 43.

The square root of 264915745 is about 16276.2325186144. The cubic root of 264915745 is about 642.2477482818.

The spelling of 264915745 in words is "two hundred sixty-four million, nine hundred fifteen thousand, seven hundred forty-five".