11899224 has 48 divisors (see below), whose sum is σ = 33426120. Its totient is φ = 3965760.

The previous prime is 11899213. The next prime is 11899243. The reversal of 11899224 is 42299811.

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 congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1117 + ... + 5004.

Almost surely, 2^11899224 is an apocalyptic number.

It is an amenable number.

11899224 is an abundant number, since it is smaller than the sum of its proper divisors (21526896).

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

11899224 is an equidigital number, since it uses as much as digits as its factorization.

11899224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6142 (or 6126 counting only the distinct ones).

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

The square root of 11899224 is about 3449.5251847175. The cubic root of 11899224 is about 228.3001586887.

The spelling of 11899224 in words is "eleven million, eight hundred ninety-nine thousand, two hundred twenty-four".