2031444404 has 48 divisors (see below), whose sum is σ = 3911846400. Its totient is φ = 915420000.

The previous prime is 2031444397. The next prime is 2031444419. The reversal of 2031444404 is 4044441302.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4627217 + ... + 4627655.

It is an arithmetic number, because the mean of its divisors is an integer number (81496800).

Almost surely, 2^2031444404 is an apocalyptic number.

It is an amenable number.

2031444404 is a deficient number, since it is larger than the sum of its proper divisors (1880401996).

2031444404 is a wasteful number, since it uses less digits than its factorization.

2031444404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124 (or 1122 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 2031444404 is about 45071.5476104382. The cubic root of 2031444404 is about 1266.4896559973.

Adding to 2031444404 its reverse (4044441302), we get a palindrome (6075885706).

The spelling of 2031444404 in words is "two billion, thirty-one million, four hundred forty-four thousand, four hundred four".