441491256 has 64 divisors (see below), whose sum is σ = 1279699200. Its totient is φ = 140763744.

The previous prime is 441491213. The next prime is 441491291. The reversal of 441491256 is 652194144.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 441491256.

It is a congruent number.

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, 39466 + ... + 49401.

It is an arithmetic number, because the mean of its divisors is an integer number (19995300).

Almost surely, 2^441491256 is an apocalyptic number.

441491256 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

441491256 is an abundant number, since it is smaller than the sum of its proper divisors (838207944).

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

441491256 is a wasteful number, since it uses less digits than its factorization.

441491256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88905 (or 88895 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 441491256 is about 21011.6933158658. The cubic root of 441491256 is about 761.4487922675.

The spelling of 441491256 in words is "four hundred forty-one million, four hundred ninety-one thousand, two hundred fifty-six".