123923792 has 20 divisors (see below), whose sum is σ = 240493536. Its totient is φ = 61860960.

The previous prime is 123923749. The next prime is 123923797. The reversal of 123923792 is 297329321.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123923797) 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, 4367 + ... + 16337.

Almost surely, 2^123923792 is an apocalyptic number.

It is an amenable number.

123923792 is a deficient number, since it is larger than the sum of its proper divisors (116569744).

123923792 is a wasteful number, since it uses less digits than its factorization.

123923792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12626 (or 12620 counting only the distinct ones).

The product of its digits is 40824, while the sum is 38.

The square root of 123923792 is about 11132.1063595350. The cubic root of 123923792 is about 498.5609180600.

The spelling of 123923792 in words is "one hundred twenty-three million, nine hundred twenty-three thousand, seven hundred ninety-two".