11867684 has 6 divisors (see below), whose sum is σ = 20768454. Its totient is φ = 5933840.

The previous prime is 11867677. The next prime is 11867693. The reversal of 11867684 is 48676811.

It can be written as a sum of positive squares in only one way, i.e., 11075584 + 792100 = 3328^2 + 890^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1483457 + ... + 1483464.

It is an arithmetic number, because the mean of its divisors is an integer number (3461409).

Almost surely, 2^11867684 is an apocalyptic number.

It is an amenable number.

11867684 is a deficient number, since it is larger than the sum of its proper divisors (8900770).

11867684 is a wasteful number, since it uses less digits than its factorization.

11867684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2966925 (or 2966923 counting only the distinct ones).

The product of its digits is 64512, while the sum is 41.

The square root of 11867684 is about 3444.9505076271. The cubic root of 11867684 is about 228.0982699400.

The spelling of 11867684 in words is "eleven million, eight hundred sixty-seven thousand, six hundred eighty-four".