12224032 has 12 divisors (see below), whose sum is σ = 24066126. Its totient is φ = 6112000.

The previous prime is 12224029. The next prime is 12224053. The reversal of 12224032 is 23042221.

12224032 is nontrivially palindromic in base 12.

It can be written as a sum of positive squares in only one way, i.e., 11048976 + 1175056 = 3324^2 + 1084^2 .

It is a hoax number, since the sum of its digits (16) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 12223997 and 12224015.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190969 + ... + 191032.

Almost surely, 2^12224032 is an apocalyptic number.

It is an amenable number.

12224032 is a deficient number, since it is larger than the sum of its proper divisors (11842094).

12224032 is an equidigital number, since it uses as much as digits as its factorization.

12224032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382011 (or 382003 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 12224032 is about 3496.2883176306. The cubic root of 12224032 is about 230.3588098305.

Adding to 12224032 its reverse (23042221), we get a palindrome (35266253).

The spelling of 12224032 in words is "twelve million, two hundred twenty-four thousand, thirty-two".