11914224 has 80 divisors (see below), whose sum is σ = 35831040. Its totient is φ = 3340800.

The previous prime is 11914193. The next prime is 11914247. The reversal of 11914224 is 42241911.

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

It is a junction number, because it is equal to n+sod(n) for n = 11914194 and 11914203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19524 + ... + 20124.

It is an arithmetic number, because the mean of its divisors is an integer number (447888).

Almost surely, 2^11914224 is an apocalyptic number.

11914224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11914224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17915520).

11914224 is an abundant number, since it is smaller than the sum of its proper divisors (23916816).

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

11914224 is a wasteful number, since it uses less digits than its factorization.

11914224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 672 counting only the distinct ones).

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

The square root of 11914224 is about 3451.6987122285. The cubic root of 11914224 is about 228.3960490993.

The spelling of 11914224 in words is "eleven million, nine hundred fourteen thousand, two hundred twenty-four".