988256 has 24 divisors (see below), whose sum is σ = 1973160. Its totient is φ = 487168.

The previous prime is 988243. The next prime is 988271. The reversal of 988256 is 652889.

988256 = T₃ + T₄ + ... + T₁₈₀.

It is a congruent number.

It is an unprimeable number.

988256 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2675 + ... + 3021.

It is an arithmetic number, because the mean of its divisors is an integer number (82215).

2⁹⁸⁸²⁵⁶ is an apocalyptic number.

It is an amenable number.

988256 is a deficient number, since it is larger than the sum of its proper divisors (984904).

988256 is a wasteful number, since it uses less digits than its factorization.

988256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446 (or 438 counting only the distinct ones).

The product of its digits is 34560, while the sum is 38.

The square root of 988256 is about 994.1106578244. The cubic root of 988256 is about 99.6069907944.

The spelling of 988256 in words is "nine hundred eighty-eight thousand, two hundred fifty-six".