888085138 has 8 divisors (see below), whose sum is σ = 1334686140. Its totient is φ = 443189760.

The previous prime is 888085123. The next prime is 888085171. The reversal of 888085138 is 831580888.

It can be written as a sum of positive squares in 2 ways, for example, as 869483169 + 18601969 = 29487^2 + 4313^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 888085091 and 888085100.

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, 425103 + ... + 427186.

Almost surely, 2^888085138 is an apocalyptic number.

888085138 is a deficient number, since it is larger than the sum of its proper divisors (446601002).

888085138 is a wasteful number, since it uses less digits than its factorization.

888085138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852812.

The product of its (nonzero) digits is 491520, while the sum is 49.

The square root of 888085138 is about 29800.7573393697. The cubic root of 888085138 is about 961.2098238025.

The spelling of 888085138 in words is "eight hundred eighty-eight million, eighty-five thousand, one hundred thirty-eight".