11885870 has 8 divisors (see below), whose sum is σ = 21394584. Its totient is φ = 4754344.

The previous prime is 11885857. The next prime is 11885899. The reversal of 11885870 is 7858811.

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

It is a congruent number.

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, 594284 + ... + 594303.

It is an arithmetic number, because the mean of its divisors is an integer number (2674323).

Almost surely, 2^11885870 is an apocalyptic number.

11885870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11885870 is a deficient number, since it is larger than the sum of its proper divisors (9508714).

11885870 is a wasteful number, since it uses less digits than its factorization.

11885870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188594.

The product of its (nonzero) digits is 17920, while the sum is 38.

The square root of 11885870 is about 3447.5890126290. The cubic root of 11885870 is about 228.2147228229.

The spelling of 11885870 in words is "eleven million, eight hundred eighty-five thousand, eight hundred seventy".