264865672 has 16 divisors (see below), whose sum is σ = 501019740. Its totient is φ = 131260416.

The previous prime is 264865609. The next prime is 264865693. The reversal of 264865672 is 276568462.

264865672 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 2 ways, for example, as 263932516 + 933156 = 16246^2 + 966^2 .

It is a super-3 number, since 3×264865672³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145593 + ... + 147400.

Almost surely, 2^264865672 is an apocalyptic number.

It is an amenable number.

264865672 is a deficient number, since it is larger than the sum of its proper divisors (236154068).

264865672 is a wasteful number, since it uses less digits than its factorization.

264865672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293112 (or 293108 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The square root of 264865672 is about 16274.6942213978. The cubic root of 264865672 is about 642.2072809527.

The spelling of 264865672 in words is "two hundred sixty-four million, eight hundred sixty-five thousand, six hundred seventy-two".