944321976 has 120 divisors (see below), whose sum is σ = 2864418480. Its totient is φ = 290526912.

The previous prime is 944321953. The next prime is 944321981. The reversal of 944321976 is 679123449.

It is a happy number.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 105201 + ... + 113823.

It is an arithmetic number, because the mean of its divisors is an integer number (23870154).

Almost surely, 2^944321976 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 944321976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1432209240).

944321976 is an abundant number, since it is smaller than the sum of its proper divisors (1920096504).

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

944321976 is a wasteful number, since it uses less digits than its factorization.

944321976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8667 (or 8641 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 944321976 is about 30729.8222578654. The cubic root of 944321976 is about 981.0851425694.

The spelling of 944321976 in words is "nine hundred forty-four million, three hundred twenty-one thousand, nine hundred seventy-six".