264870497 has 16 divisors (see below), whose sum is σ = 278435520. Its totient is φ = 251741952.

The previous prime is 264870493. The next prime is 264870509. The reversal of 264870497 is 794078462.

It is not a de Polignac number, because 264870497 - 2² = 264870493 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264870491) 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, 255893 + ... + 256925.

It is an arithmetic number, because the mean of its divisors is an integer number (17402220).

Almost surely, 2^264870497 is an apocalyptic number.

It is an amenable number.

264870497 is a deficient number, since it is larger than the sum of its proper divisors (13565023).

264870497 is a wasteful number, since it uses less digits than its factorization.

264870497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232.

The product of its (nonzero) digits is 677376, while the sum is 47.

The square root of 264870497 is about 16274.8424569948. The cubic root of 264870497 is about 642.2111805789.

The spelling of 264870497 in words is "two hundred sixty-four million, eight hundred seventy thousand, four hundred ninety-seven".