264701641 has 16 divisors (see below), whose sum is σ = 280166400. Its totient is φ = 249598800.

The previous prime is 264701621. The next prime is 264701659. The reversal of 264701641 is 146107462.

It is a cyclic number.

It is not a de Polignac number, because 264701641 - 2⁵ = 264701609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264701621) 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, 690936 + ... + 691318.

It is an arithmetic number, because the mean of its divisors is an integer number (17510400).

Almost surely, 2^264701641 is an apocalyptic number.

It is an amenable number.

264701641 is a deficient number, since it is larger than the sum of its proper divisors (15464759).

264701641 is a wasteful number, since it uses less digits than its factorization.

264701641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 264701641 is about 16269.6539914038. The cubic root of 264701641 is about 642.0746808373.

The spelling of 264701641 in words is "two hundred sixty-four million, seven hundred one thousand, six hundred forty-one".