944430894 has 48 divisors (see below), whose sum is σ = 2306890320. Its totient is φ = 286189200.

The previous prime is 944430889. The next prime is 944430931. The reversal of 944430894 is 498034449.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65737 + ... + 78804.

It is an arithmetic number, because the mean of its divisors is an integer number (48060215).

Almost surely, 2^944430894 is an apocalyptic number.

944430894 is an abundant number, since it is smaller than the sum of its proper divisors (1362459426).

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

944430894 is a wasteful number, since it uses less digits than its factorization.

944430894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144574 (or 144557 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 944430894 is about 30731.5943940434. The cubic root of 944430894 is about 981.1228605393.

The spelling of 944430894 in words is "nine hundred forty-four million, four hundred thirty thousand, eight hundred ninety-four".