2031944 has 8 divisors (see below), whose sum is σ = 3809910. Its totient is φ = 1015968.

The previous prime is 2031937. The next prime is 2031961. The reversal of 2031944 is 4491302.

It can be written as a sum of positive squares in only one way, i.e., 1716100 + 315844 = 1310^2 + 562^2 .

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

It is a super-3 number, since 3×2031944³ = 25168449333254641152, which contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126989 + ... + 127004.

2^2031944 is an apocalyptic number.

It is an amenable number.

2031944 is a deficient number, since it is larger than the sum of its proper divisors (1777966).

2031944 is a wasteful number, since it uses less digits than its factorization.

2031944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253999 (or 253995 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2031944 is about 1425.4627318874. The cubic root of 2031944 is about 126.6593470686.

The spelling of 2031944 in words is "two million, thirty-one thousand, nine hundred forty-four".