11642964 has 12 divisors (see below), whose sum is σ = 27166944. Its totient is φ = 3880984.

The previous prime is 11642959. The next prime is 11643041. The reversal of 11642964 is 46924611.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×11642964² = 271117221410592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485112 + ... + 485135.

It is an arithmetic number, because the mean of its divisors is an integer number (2263912).

Almost surely, 2^11642964 is an apocalyptic number.

It is an amenable number.

11642964 is an abundant number, since it is smaller than the sum of its proper divisors (15523980).

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

11642964 is a wasteful number, since it uses less digits than its factorization.

11642964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970254 (or 970252 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 11642964 is about 3412.1787760901. The cubic root of 11642964 is about 226.6493710371.

The spelling of 11642964 in words is "eleven million, six hundred forty-two thousand, nine hundred sixty-four".