256732482 has 32 divisors (see below), whose sum is σ = 523402560. Its totient is φ = 83928320.

The previous prime is 256732457. The next prime is 256732493. The reversal of 256732482 is 284237652.

It is a self number, because there is not a number n which added to its sum of digits gives 256732482.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268918 + ... + 269870.

It is an arithmetic number, because the mean of its divisors is an integer number (16356330).

Almost surely, 2^256732482 is an apocalyptic number.

256732482 is an abundant number, since it is smaller than the sum of its proper divisors (266670078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

256732482 is a wasteful number, since it uses less digits than its factorization.

256732482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778.

The product of its digits is 161280, while the sum is 39.

The square root of 256732482 is about 16022.8737122902. The cubic root of 256732482 is about 635.5654392706.

The spelling of 256732482 in words is "two hundred fifty-six million, seven hundred thirty-two thousand, four hundred eighty-two".