1423223992 has 16 divisors (see below), whose sum is σ = 2784569040. Its totient is φ = 680672256.

The previous prime is 1423223951. The next prime is 1423223993. The reversal of 1423223992 is 2993223241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423223993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3867273 + ... + 3867640.

It is an arithmetic number, because the mean of its divisors is an integer number (174035565).

Almost surely, 2^1423223992 is an apocalyptic number.

It is an amenable number.

1423223992 is a deficient number, since it is larger than the sum of its proper divisors (1361345048).

1423223992 is a wasteful number, since it uses less digits than its factorization.

1423223992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7734942 (or 7734938 counting only the distinct ones).

The product of its digits is 46656, while the sum is 37.

The square root of 1423223992 is about 37725.6410416046. The cubic root of 1423223992 is about 1124.8408642726.

The spelling of 1423223992 in words is "one billion, four hundred twenty-three million, two hundred twenty-three thousand, nine hundred ninety-two".