11641896 has 48 divisors (see below), whose sum is σ = 36036000. Its totient is φ = 3326112.

The previous prime is 11641879. The next prime is 11641897. The reversal of 11641896 is 69814611.

It is a happy number.

11641896 is a `hidden beast` number, since 1 + 1 + 641 + 8 + 9 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 11641896.

It is not an unprimeable number, because it can be changed into a prime (11641897) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11046 + ... + 12053.

It is an arithmetic number, because the mean of its divisors is an integer number (750750).

Almost surely, 2^11641896 is an apocalyptic number.

It is an amenable number.

11641896 is an abundant number, since it is smaller than the sum of its proper divisors (24394104).

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

11641896 is a wasteful number, since it uses less digits than its factorization.

11641896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23118 (or 23111 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 11641896 is about 3412.0222742532. The cubic root of 11641896 is about 226.6424407019.

The spelling of 11641896 in words is "eleven million, six hundred forty-one thousand, eight hundred ninety-six".