886663872 has 42 divisors (see below), whose sum is σ = 2541463548. Its totient is φ = 295554432.

The previous prime is 886663831. The next prime is 886663873. The reversal of 886663872 is 278366688.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (886663873) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 769098 + ... + 770249.

Almost surely, 2^886663872 is an apocalyptic number.

It is an amenable number.

886663872 is an abundant number, since it is smaller than the sum of its proper divisors (1654799676).

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

886663872 is a wasteful number, since it uses less digits than its factorization.

886663872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539365 (or 1539352 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 54.

The square root of 886663872 is about 29776.9016521196. The cubic root of 886663872 is about 960.6967858042.

The spelling of 886663872 in words is "eight hundred eighty-six million, six hundred sixty-three thousand, eight hundred seventy-two".