256844998 has 16 divisors (see below), whose sum is σ = 388481184. Its totient is φ = 127355200.

The previous prime is 256844981. The next prime is 256845031. The reversal of 256844998 is 899448652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233586 + ... + 234682.

It is an arithmetic number, because the mean of its divisors is an integer number (24280074).

Almost surely, 2^256844998 is an apocalyptic number.

256844998 is a deficient number, since it is larger than the sum of its proper divisors (131636186).

256844998 is a wasteful number, since it uses less digits than its factorization.

256844998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967.

The product of its digits is 4976640, while the sum is 55.

The square root of 256844998 is about 16026.3844331777. The cubic root of 256844998 is about 635.6582736950.

The spelling of 256844998 in words is "two hundred fifty-six million, eight hundred forty-four thousand, nine hundred ninety-eight".