11864964 has 24 divisors (see below), whose sum is σ = 28889280. Its totient is φ = 3782944.

The previous prime is 11864903. The next prime is 11864981. The reversal of 11864964 is 46946811.

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, 21219 + ... + 21770.

It is an arithmetic number, because the mean of its divisors is an integer number (1203720).

Almost surely, 2^11864964 is an apocalyptic number.

It is an amenable number.

11864964 is an abundant number, since it is smaller than the sum of its proper divisors (17024316).

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

11864964 is a wasteful number, since it uses less digits than its factorization.

11864964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43019 (or 43017 counting only the distinct ones).

The product of its digits is 41472, while the sum is 39.

The square root of 11864964 is about 3444.5557042963. Note that the first 3 decimals coincide. The cubic root of 11864964 is about 228.0808423694.

The spelling of 11864964 in words is "eleven million, eight hundred sixty-four thousand, nine hundred sixty-four".