8446531944 has 16 divisors (see below), whose sum is σ = 21116329920. Its totient is φ = 2815510640.

The previous prime is 8446531883. The next prime is 8446531949. The reversal of 8446531944 is 4491356448.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 8446531893 and 8446531902.

It is not an unprimeable number, because it can be changed into a prime (8446531949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175969392 + ... + 175969439.

It is an arithmetic number, because the mean of its divisors is an integer number (1319770620).

Almost surely, 2^8446531944 is an apocalyptic number.

It is an amenable number.

8446531944 is an abundant number, since it is smaller than the sum of its proper divisors (12669797976).

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

8446531944 is a wasteful number, since it uses less digits than its factorization.

8446531944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351938840 (or 351938836 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 48.

The square root of 8446531944 is about 91905.0158805274. The cubic root of 8446531944 is about 2036.5393672669.

The spelling of 8446531944 in words is "eight billion, four hundred forty-six million, five hundred thirty-one thousand, nine hundred forty-four".