944221876 has 12 divisors (see below), whose sum is σ = 1779495172. Its totient is φ = 435794688.

The previous prime is 944221849. The next prime is 944221897. The reversal of 944221876 is 678122449.

It can be written as a sum of positive squares in 2 ways, for example, as 580328100 + 363893776 = 24090^2 + 19076^2 .

It is a super-2 number, since 2×944221876² = 1783109902233918752, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9079005 + ... + 9079108.

Almost surely, 2^944221876 is an apocalyptic number.

It is an amenable number.

944221876 is a deficient number, since it is larger than the sum of its proper divisors (835273296).

944221876 is a wasteful number, since it uses less digits than its factorization.

944221876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18158130 (or 18158128 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 944221876 is about 30728.1935036865. The cubic root of 944221876 is about 981.0504756883.

The spelling of 944221876 in words is "nine hundred forty-four million, two hundred twenty-one thousand, eight hundred seventy-six".