11667669 has 8 divisors (see below), whose sum is σ = 16753632. Its totient is φ = 7180080.

The previous prime is 11667659. The next prime is 11667673. The reversal of 11667669 is 96676611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11667669 - 2⁵ = 11667637 is a prime.

It is a super-2 number, since 2×11667669² = 272268999787122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11667669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11667629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149547 + ... + 149624.

It is an arithmetic number, because the mean of its divisors is an integer number (2094204).

Almost surely, 2^11667669 is an apocalyptic number.

It is an amenable number.

11667669 is a deficient number, since it is larger than the sum of its proper divisors (5085963).

11667669 is a wasteful number, since it uses less digits than its factorization.

11667669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299187.

The product of its digits is 81648, while the sum is 42.

The square root of 11667669 is about 3415.7969787445. The cubic root of 11667669 is about 226.8095655537.

The spelling of 11667669 in words is "eleven million, six hundred sixty-seven thousand, six hundred sixty-nine".