264506425 has 6 divisors (see below), whose sum is σ = 327987998. Its totient is φ = 211605120.

The previous prime is 264506413. The next prime is 264506443. The reversal of 264506425 is 524605462.

It can be written as a sum of positive squares in 3 ways, for example, as 74287161 + 190219264 = 8619^2 + 13792^2 .

It is not a de Polignac number, because 264506425 - 2⁵ = 264506393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5290104 + ... + 5290153.

Almost surely, 2^264506425 is an apocalyptic number.

264506425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264506425 is a deficient number, since it is larger than the sum of its proper divisors (63481573).

264506425 is a wasteful number, since it uses less digits than its factorization.

264506425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10580267 (or 10580262 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 264506425 is about 16263.6534948332. The cubic root of 264506425 is about 641.9167998404.

The spelling of 264506425 in words is "two hundred sixty-four million, five hundred six thousand, four hundred twenty-five".