264797729 has 16 divisors (see below), whose sum is σ = 321117696. Its totient is φ = 213158400.

The previous prime is 264797717. The next prime is 264797749. The reversal of 264797729 is 927797462.

It is a de Polignac number, because none of the positive numbers 2^k-264797729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264797749) 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, 59864 + ... + 64134.

It is an arithmetic number, because the mean of its divisors is an integer number (20069856).

Almost surely, 2^264797729 is an apocalyptic number.

It is an amenable number.

264797729 is a deficient number, since it is larger than the sum of its proper divisors (56319967).

264797729 is a wasteful number, since it uses less digits than its factorization.

264797729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4816.

The product of its digits is 2667168, while the sum is 53.

The square root of 264797729 is about 16272.6067057494. The cubic root of 264797729 is about 642.1523635293.

The spelling of 264797729 in words is "two hundred sixty-four million, seven hundred ninety-seven thousand, seven hundred twenty-nine".