264264065 has 64 divisors (see below), whose sum is σ = 391184640. Its totient is φ = 169205760.

The previous prime is 264264061. The next prime is 264264067. The reversal of 264264065 is 560462462.

It is not a de Polignac number, because 264264065 - 2² = 264264061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264264061) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 860642 + ... + 860948.

It is an arithmetic number, because the mean of its divisors is an integer number (6112260).

Almost surely, 2^264264065 is an apocalyptic number.

It is an amenable number.

264264065 is a deficient number, since it is larger than the sum of its proper divisors (126920575).

264264065 is a wasteful number, since it uses less digits than its factorization.

264264065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 264264065 is about 16256.2008169191. The cubic root of 264264065 is about 641.7206829960.

The spelling of 264264065 in words is "two hundred sixty-four million, two hundred sixty-four thousand, sixty-five".