104568138 has 32 divisors (see below), whose sum is σ = 237323520. Its totient is φ = 34113600.

The previous prime is 104568137. The next prime is 104568151. The reversal of 104568138 is 831865401.

It is not an unprimeable number, because it can be changed into a prime (104568133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18063 + ... + 23138.

It is an arithmetic number, because the mean of its divisors is an integer number (7416360).

Almost surely, 2^104568138 is an apocalyptic number.

104568138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

104568138 is an abundant number, since it is smaller than the sum of its proper divisors (132755382).

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

104568138 is a wasteful number, since it uses less digits than its factorization.

104568138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41259 (or 41253 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 104568138 is about 10225.8563455585. The cubic root of 104568138 is about 471.1217179034.

The spelling of 104568138 in words is "one hundred four million, five hundred sixty-eight thousand, one hundred thirty-eight".