2042431444 has 6 divisors (see below), whose sum is σ = 3574255034. Its totient is φ = 1021215720.

The previous prime is 2042431439. The next prime is 2042431453. The reversal of 2042431444 is 4441342402.

It can be written as a sum of positive squares in only one way, i.e., 2041955344 + 476100 = 45188^2 + 690^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255303927 + ... + 255303934.

Almost surely, 2^2042431444 is an apocalyptic number.

It is an amenable number.

2042431444 is a deficient number, since it is larger than the sum of its proper divisors (1531823590).

2042431444 is a wasteful number, since it uses less digits than its factorization.

2042431444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510607865 (or 510607863 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 2042431444 is about 45193.2676844682. The cubic root of 2042431444 is about 1268.7688161316.

Adding to 2042431444 its reverse (4441342402), we get a palindrome (6483773846).

The spelling of 2042431444 in words is "two billion, forty-two million, four hundred thirty-one thousand, four hundred forty-four".