11669772 has 12 divisors (see below), whose sum is σ = 27229496. Its totient is φ = 3889920.

The previous prime is 11669767. The next prime is 11669821. The reversal of 11669772 is 27796611.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11669772.

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, 486229 + ... + 486252.

Almost surely, 2^11669772 is an apocalyptic number.

11669772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11669772 is an abundant number, since it is smaller than the sum of its proper divisors (15559724).

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

11669772 is a wasteful number, since it uses less digits than its factorization.

11669772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972488 (or 972486 counting only the distinct ones).

The product of its digits is 31752, while the sum is 39.

The square root of 11669772 is about 3416.1047993292. The cubic root of 11669772 is about 226.8231915791.

The spelling of 11669772 in words is "eleven million, six hundred sixty-nine thousand, seven hundred seventy-two".