123042208 has 24 divisors (see below), whose sum is σ = 243220320. Its totient is φ = 61272000.

The previous prime is 123042191. The next prime is 123042211. The reversal of 123042208 is 802240321.

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, 373 + ... + 15691.

It is an arithmetic number, because the mean of its divisors is an integer number (10134180).

Almost surely, 2^123042208 is an apocalyptic number.

It is an amenable number.

123042208 is a deficient number, since it is larger than the sum of its proper divisors (120178112).

123042208 is a wasteful number, since it uses less digits than its factorization.

123042208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15580 (or 15572 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 123042208 is about 11092.4392267887. The cubic root of 123042208 is about 497.3758625655.

Adding to 123042208 its reverse (802240321), we get a palindrome (925282529).

The spelling of 123042208 in words is "one hundred twenty-three million, forty-two thousand, two hundred eight".