888875138 has 12 divisors (see below), whose sum is σ = 1407181590. Its totient is φ = 421045776.

The previous prime is 888875111. The next prime is 888875147. The reversal of 888875138 is 831578888.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 755865049 + 133010089 = 27493^2 + 11533^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 614843 + ... + 616286.

Almost surely, 2^888875138 is an apocalyptic number.

888875138 is a deficient number, since it is larger than the sum of its proper divisors (518306452).

888875138 is a wasteful number, since it uses less digits than its factorization.

888875138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231169 (or 1231150 counting only the distinct ones).

The product of its digits is 3440640, while the sum is 56.

The square root of 888875138 is about 29814.0090896880. The cubic root of 888875138 is about 961.4947554593.

The spelling of 888875138 in words is "eight hundred eighty-eight million, eight hundred seventy-five thousand, one hundred thirty-eight".