11642885 has 8 divisors (see below), whose sum is σ = 14031360. Its totient is φ = 9274384.

The previous prime is 11642879. The next prime is 11642921. The reversal of 11642885 is 58824611.

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

It is a cyclic number.

It is not a de Polignac number, because 11642885 - 2⁸ = 11642629 is a prime.

It is a super-2 number, since 2×11642885² = 271113542246450, which contains 22 as substring.

It is a Curzon number.

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, 3677 + ... + 6066.

It is an arithmetic number, because the mean of its divisors is an integer number (1753920).

Almost surely, 2^11642885 is an apocalyptic number.

It is an amenable number.

11642885 is a deficient number, since it is larger than the sum of its proper divisors (2388475).

11642885 is an equidigital number, since it uses as much as digits as its factorization.

11642885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9987.

The product of its digits is 15360, while the sum is 35.

The square root of 11642885 is about 3412.1671998892. The cubic root of 11642885 is about 226.6488584144.

The spelling of 11642885 in words is "eleven million, six hundred forty-two thousand, eight hundred eighty-five".