264906636 has 12 divisors (see below), whose sum is σ = 618115512. Its totient is φ = 88302208.

The previous prime is 264906613. The next prime is 264906647. The reversal of 264906636 is 636609462.

264906636 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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, 11037765 + ... + 11037788.

It is an arithmetic number, because the mean of its divisors is an integer number (51509626).

Almost surely, 2^264906636 is an apocalyptic number.

It is an amenable number.

264906636 is an abundant number, since it is smaller than the sum of its proper divisors (353208876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264906636 is a wasteful number, since it uses less digits than its factorization.

264906636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22075560 (or 22075558 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 42.

The square root of 264906636 is about 16275.9526910101. The cubic root of 264906636 is about 642.2403870712.

The spelling of 264906636 in words is "two hundred sixty-four million, nine hundred six thousand, six hundred thirty-six".