2039944 has 8 divisors (see below), whose sum is σ = 3824910. Its totient is φ = 1019968.

The previous prime is 2039929. The next prime is 2039951. The reversal of 2039944 is 4499302.

2039944 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1855044 + 184900 = 1362^2 + 430^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2039944² = 8322743046272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127489 + ... + 127504.

2^2039944 is an apocalyptic number.

It is an amenable number.

2039944 is a deficient number, since it is larger than the sum of its proper divisors (1784966).

2039944 is a wasteful number, since it uses less digits than its factorization.

2039944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254999 (or 254995 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 2039944 is about 1428.2660816529. The cubic root of 2039944 is about 126.8253535930.

The spelling of 2039944 in words is "two million, thirty-nine thousand, nine hundred forty-four".