264257465 has 16 divisors (see below), whose sum is σ = 334627200. Its totient is φ = 199934592.

The previous prime is 264257459. The next prime is 264257467. The reversal of 264257465 is 564752462.

It is a cyclic number.

It is not a de Polignac number, because 264257465 - 2¹⁶ = 264191929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264257467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2675 + ... + 23144.

It is an arithmetic number, because the mean of its divisors is an integer number (20914200).

Almost surely, 2^264257465 is an apocalyptic number.

It is an amenable number.

264257465 is a deficient number, since it is larger than the sum of its proper divisors (70369735).

264257465 is a wasteful number, since it uses less digits than its factorization.

264257465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25936.

The product of its digits is 403200, while the sum is 41.

The square root of 264257465 is about 16255.9978161908. The cubic root of 264257465 is about 641.7153406229.

The spelling of 264257465 in words is "two hundred sixty-four million, two hundred fifty-seven thousand, four hundred sixty-five".