844669056 has 384 divisors, whose sum is σ = 2930256000. Its totient is φ = 215255040.

The previous prime is 844669031. The next prime is 844669061. The reversal of 844669056 is 650966448.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (384).

It is a super-2 number, since 2×844669056² = 1426931628327862272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 844668996 and 844669014.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15937126 + ... + 15937178.

It is an arithmetic number, because the mean of its divisors is an integer number (7630875).

Almost surely, 2^844669056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 844669056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1465128000).

844669056 is an abundant number, since it is smaller than the sum of its proper divisors (2085586944).

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

844669056 is a wasteful number, since it uses less digits than its factorization.

844669056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 76 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The square root of 844669056 is about 29063.1907401785. The cubic root of 844669056 is about 945.2837556659.

The spelling of 844669056 in words is "eight hundred forty-four million, six hundred sixty-nine thousand, fifty-six".