2142023404 has 24 divisors (see below), whose sum is σ = 3903858000. Its totient is φ = 1027131840.

The previous prime is 2142023347. The next prime is 2142023417. The reversal of 2142023404 is 4043202412.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44682 + ... + 79249.

It is an arithmetic number, because the mean of its divisors is an integer number (162660750).

Almost surely, 2^2142023404 is an apocalyptic number.

It is an amenable number.

2142023404 is a deficient number, since it is larger than the sum of its proper divisors (1761834596).

2142023404 is a wasteful number, since it uses less digits than its factorization.

2142023404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124113 (or 124111 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2142023404 is about 46281.9987035997. The cubic root of 2142023404 is about 1289.0647637075.

Adding to 2142023404 its reverse (4043202412), we get a palindrome (6185225816).

The spelling of 2142023404 in words is "two billion, one hundred forty-two million, twenty-three thousand, four hundred four".