440849556 has 108 divisors (see below), whose sum is σ = 1331747872. Its totient is φ = 120444192.

The previous prime is 440849551. The next prime is 440849581. The reversal of 440849556 is 655948044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440849551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 131655 + ... + 134961.

Almost surely, 2^440849556 is an apocalyptic number.

440849556 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 440849556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (665873936).

440849556 is an abundant number, since it is smaller than the sum of its proper divisors (890898316).

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

440849556 is a wasteful number, since it uses less digits than its factorization.

440849556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370 (or 3342 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The square root of 440849556 is about 20996.4176944545. The cubic root of 440849556 is about 761.0796957799.

The spelling of 440849556 in words is "four hundred forty million, eight hundred forty-nine thousand, five hundred fifty-six".