123696028 has 12 divisors (see below), whose sum is σ = 216546232. Its totient is φ = 61825680.

The previous prime is 123695989. The next prime is 123696031. The reversal of 123696028 is 820696321.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 17263 + ... + 23353.

Almost surely, 2^123696028 is an apocalyptic number.

It is an amenable number.

123696028 is a deficient number, since it is larger than the sum of its proper divisors (92850204).

123696028 is a wasteful number, since it uses less digits than its factorization.

123696028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11172 (or 11170 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 123696028 is about 11121.8716050852. The cubic root of 123696028 is about 498.2552897200.

The spelling of 123696028 in words is "one hundred twenty-three million, six hundred ninety-six thousand, twenty-eight".