944478339 has 16 divisors (see below), whose sum is σ = 1440814080. Its totient is φ = 539098560.

The previous prime is 944478323. The next prime is 944478349. The reversal of 944478339 is 933874449.

It is not a de Polignac number, because 944478339 - 2⁴ = 944478323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 944478291 and 944478300.

It is not an unprimeable number, because it can be changed into a prime (944478349) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5554 + ... + 43815.

It is an arithmetic number, because the mean of its divisors is an integer number (90050880).

Almost surely, 2^944478339 is an apocalyptic number.

944478339 is a deficient number, since it is larger than the sum of its proper divisors (496335741).

944478339 is a wasteful number, since it uses less digits than its factorization.

944478339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50290.

The product of its digits is 2612736, while the sum is 51.

The square root of 944478339 is about 30732.3663098044. The cubic root of 944478339 is about 981.1392896908.

The spelling of 944478339 in words is "nine hundred forty-four million, four hundred seventy-eight thousand, three hundred thirty-nine".