944197902 has 48 divisors (see below), whose sum is σ = 2105730432. Its totient is φ = 305640720.

The previous prime is 944197889. The next prime is 944197939. The reversal of 944197902 is 209791449.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 80113 + ... + 91139.

It is an arithmetic number, because the mean of its divisors is an integer number (43869384).

Almost surely, 2^944197902 is an apocalyptic number.

944197902 is an abundant number, since it is smaller than the sum of its proper divisors (1161532530).

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

944197902 is a wasteful number, since it uses less digits than its factorization.

944197902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11173 (or 11170 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 944197902 is about 30727.8034034325. The cubic root of 944197902 is about 981.0421725893.

The spelling of 944197902 in words is "nine hundred forty-four million, one hundred ninety-seven thousand, nine hundred two".