264607761 has 12 divisors (see below), whose sum is σ = 387800336. Its totient is φ = 160368120.

The previous prime is 264607753. The next prime is 264607787. The reversal of 264607761 is 167706462.

It is not a de Polignac number, because 264607761 - 2³ = 264607753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264607751) 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 11 ways as a sum of consecutive naturals, for example, 364111 + ... + 364836.

Almost surely, 2^264607761 is an apocalyptic number.

It is an amenable number.

264607761 is a deficient number, since it is larger than the sum of its proper divisors (123192575).

264607761 is a wasteful number, since it uses less digits than its factorization.

264607761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728972 (or 728961 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 264607761 is about 16266.7686096532. The cubic root of 264607761 is about 641.9987650523.

The spelling of 264607761 in words is "two hundred sixty-four million, six hundred seven thousand, seven hundred sixty-one".