123259328 has 28 divisors (see below), whose sum is σ = 250286520. Its totient is φ = 60195072.

The previous prime is 123259313. The next prime is 123259343. The reversal of 123259328 is 823952321.

It is an interprime number because it is at equal distance from previous prime (123259313) and next prime (123259343).

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, 19643 + ... + 25146.

Almost surely, 2^123259328 is an apocalyptic number.

It is an amenable number.

123259328 is an abundant number, since it is smaller than the sum of its proper divisors (127027192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123259328 is an equidigital number, since it uses as much as digits as its factorization.

123259328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44844 (or 44834 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 123259328 is about 11102.2217596299. The cubic root of 123259328 is about 497.6682467575.

The spelling of 123259328 in words is "one hundred twenty-three million, two hundred fifty-nine thousand, three hundred twenty-eight".