11972684 has 6 divisors (see below), whose sum is σ = 20952204. Its totient is φ = 5986340.

The previous prime is 11972683. The next prime is 11972711. The reversal of 11972684 is 48627911.

It is not an unprimeable number, because it can be changed into a prime (11972683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1496582 + ... + 1496589.

It is an arithmetic number, because the mean of its divisors is an integer number (3492034).

Almost surely, 2^11972684 is an apocalyptic number.

It is an amenable number.

11972684 is a deficient number, since it is larger than the sum of its proper divisors (8979520).

11972684 is a wasteful number, since it uses less digits than its factorization.

11972684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2993175 (or 2993173 counting only the distinct ones).

The product of its digits is 24192, while the sum is 38.

The square root of 11972684 is about 3460.1566438530. The cubic root of 11972684 is about 228.7689997855.

The spelling of 11972684 in words is "eleven million, nine hundred seventy-two thousand, six hundred eighty-four".