84441256 has 8 divisors (see below), whose sum is σ = 158327370. Its totient is φ = 42220624.

The previous prime is 84441251. The next prime is 84441277. The reversal of 84441256 is 65214448.

It can be written as a sum of positive squares in only one way, i.e., 48080356 + 36360900 = 6934^2 + 6030^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (84441251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5277571 + ... + 5277586.

Almost surely, 2^84441256 is an apocalyptic number.

It is an amenable number.

84441256 is a deficient number, since it is larger than the sum of its proper divisors (73886114).

84441256 is a wasteful number, since it uses less digits than its factorization.

84441256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10555163 (or 10555159 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 84441256 is about 9189.1923475352. The cubic root of 84441256 is about 438.7174358615.

The spelling of 84441256 in words is "eighty-four million, four hundred forty-one thousand, two hundred fifty-six".