123992338 has 8 divisors (see below), whose sum is σ = 186054588. Its totient is φ = 61974144.

The previous prime is 123992329. The next prime is 123992359. The reversal of 123992338 is 833299321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 104305369 + 19686969 = 10213^2 + 4437^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 123992338.

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, 2731 + ... + 15982.

Almost surely, 2^123992338 is an apocalyptic number.

123992338 is a deficient number, since it is larger than the sum of its proper divisors (62062250).

123992338 is a wasteful number, since it uses less digits than its factorization.

123992338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22028.

The product of its digits is 69984, while the sum is 40.

The square root of 123992338 is about 11135.1846863894. The cubic root of 123992338 is about 498.6528241611.

The spelling of 123992338 in words is "one hundred twenty-three million, nine hundred ninety-two thousand, three hundred thirty-eight".