264798315 has 28 divisors (see below), whose sum is σ = 476425584. Its totient is φ = 141223824.

The previous prime is 264798299. The next prime is 264798319. The reversal of 264798315 is 513897462.

264798315 is a `hidden beast` number, since 264 + 79 + 8 + 315 = 666.

It is not a de Polignac number, because 264798315 - 2⁴ = 264798299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (264798319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 32679 + ... + 39968.

Almost surely, 2^264798315 is an apocalyptic number.

264798315 is a deficient number, since it is larger than the sum of its proper divisors (211627269).

264798315 is an frugal number, since it uses more digits than its factorization.

264798315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72670 (or 72655 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 264798315 is about 16272.6247114594. The cubic root of 264798315 is about 642.1528372255.

The spelling of 264798315 in words is "two hundred sixty-four million, seven hundred ninety-eight thousand, three hundred fifteen".