11979696 has 80 divisors (see below), whose sum is σ = 33506784. Its totient is φ = 3674112.

The previous prime is 11979659. The next prime is 11979719. The reversal of 11979696 is 69697911.

It is a Harshad number since it is a multiple of its sum of digits (48).

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 in 15 ways as a sum of consecutive naturals, for example, 43110 + ... + 43386.

Almost surely, 2^11979696 is an apocalyptic number.

11979696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11979696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16753392).

11979696 is an abundant number, since it is smaller than the sum of its proper divisors (21527088).

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

11979696 is a wasteful number, since it uses less digits than its factorization.

11979696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358 (or 352 counting only the distinct ones).

The product of its digits is 183708, while the sum is 48.

The square root of 11979696 is about 3461.1697444650. The cubic root of 11979696 is about 228.8136518498.

The spelling of 11979696 in words is "eleven million, nine hundred seventy-nine thousand, six hundred ninety-six".