11823216 has 20 divisors (see below), whose sum is σ = 30543432. Its totient is φ = 3941056.

The previous prime is 11823209. The next prime is 11823241. The reversal of 11823216 is 61232811.

It is a Harshad number since it is a multiple of its sum of digits (24).

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

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, 123111 + ... + 123206.

Almost surely, 2^11823216 is an apocalyptic number.

11823216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11823216 is an abundant number, since it is smaller than the sum of its proper divisors (18720216).

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

11823216 is a wasteful number, since it uses less digits than its factorization.

11823216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246328 (or 246322 counting only the distinct ones).

The product of its digits is 576, while the sum is 24.

The square root of 11823216 is about 3438.4903664254. The cubic root of 11823216 is about 227.8130199860.

The spelling of 11823216 in words is "eleven million, eight hundred twenty-three thousand, two hundred sixteen".