264647085 has 16 divisors (see below), whose sum is σ = 441846144. Its totient is φ = 135008192.

The previous prime is 264647081. The next prime is 264647101. The reversal of 264647085 is 580746462.

It is a cyclic number.

It is not a de Polignac number, because 264647085 - 2² = 264647081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264647081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383202 + ... + 383891.

It is an arithmetic number, because the mean of its divisors is an integer number (27615384).

Almost surely, 2^264647085 is an apocalyptic number.

It is an amenable number.

264647085 is a deficient number, since it is larger than the sum of its proper divisors (177199059).

264647085 is a wasteful number, since it uses less digits than its factorization.

264647085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767124.

The product of its (nonzero) digits is 322560, while the sum is 42.

The square root of 264647085 is about 16267.9772866820. The cubic root of 264647085 is about 642.0305664739.

The spelling of 264647085 in words is "two hundred sixty-four million, six hundred forty-seven thousand, eighty-five".