1622431996 has 12 divisors (see below), whose sum is σ = 2930845120. Its totient is φ = 785047680.

The previous prime is 1622431969. The next prime is 1622432017. The reversal of 1622431996 is 6991342261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6541941 + ... + 6542188.

Almost surely, 2^1622431996 is an apocalyptic number.

It is an amenable number.

1622431996 is a deficient number, since it is larger than the sum of its proper divisors (1308413124).

1622431996 is a wasteful number, since it uses less digits than its factorization.

1622431996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13084164 (or 13084162 counting only the distinct ones).

The product of its digits is 139968, while the sum is 43.

The square root of 1622431996 is about 40279.4239780064. The cubic root of 1622431996 is about 1175.0477109946.

The spelling of 1622431996 in words is "one billion, six hundred twenty-two million, four hundred thirty-one thousand, nine hundred ninety-six".