11989846 has 16 divisors (see below), whose sum is σ = 19673280. Its totient is φ = 5435080.

The previous prime is 11989837. The next prime is 11989883. The reversal of 11989846 is 64898911.

It is a junction number, because it is equal to n+sod(n) for n = 11989796 and 11989805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14085 + ... + 14911.

It is an arithmetic number, because the mean of its divisors is an integer number (1229580).

Almost surely, 2^11989846 is an apocalyptic number.

11989846 is a deficient number, since it is larger than the sum of its proper divisors (7683434).

11989846 is a wasteful number, since it uses less digits than its factorization.

11989846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499.

The product of its digits is 124416, while the sum is 46.

The square root of 11989846 is about 3462.6357013119. The cubic root of 11989846 is about 228.8782556861.

The spelling of 11989846 in words is "eleven million, nine hundred eighty-nine thousand, eight hundred forty-six".