11670858 has 16 divisors (see below), whose sum is σ = 25935360. Its totient is φ = 3890268.

The previous prime is 11670851. The next prime is 11670859. The reversal of 11670858 is 85807611.

It is not an unprimeable number, because it can be changed into a prime (11670851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108010 + ... + 108117.

It is an arithmetic number, because the mean of its divisors is an integer number (1620960).

Almost surely, 2^11670858 is an apocalyptic number.

11670858 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11670858 is an abundant number, since it is smaller than the sum of its proper divisors (14264502).

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

11670858 is a wasteful number, since it uses less digits than its factorization.

11670858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216138 (or 216132 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 36.

The square root of 11670858 is about 3416.2637486002. The cubic root of 11670858 is about 226.8302274876.

The spelling of 11670858 in words is "eleven million, six hundred seventy thousand, eight hundred fifty-eight".