11689862 has 4 divisors (see below), whose sum is σ = 17534796. Its totient is φ = 5844930.

The previous prime is 11689859. The next prime is 11689889. The reversal of 11689862 is 26898611.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2922464 + ... + 2922467.

It is an arithmetic number, because the mean of its divisors is an integer number (4383699).

Almost surely, 2^11689862 is an apocalyptic number.

11689862 is a deficient number, since it is larger than the sum of its proper divisors (5844934).

11689862 is an equidigital number, since it uses as much as digits as its factorization.

11689862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5844933.

The product of its digits is 41472, while the sum is 41.

The square root of 11689862 is about 3419.0440184356. The cubic root of 11689862 is about 226.9532788240.

The spelling of 11689862 in words is "eleven million, six hundred eighty-nine thousand, eight hundred sixty-two".