12224036 has 24 divisors (see below), whose sum is σ = 23431296. Its totient is φ = 5533920.

The previous prime is 12224029. The next prime is 12224053. The reversal of 12224036 is 63042221.

It is a super-2 number, since 2×12224036² = 298854112258592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12223999 and 12224017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15770 + ... + 16526.

It is an arithmetic number, because the mean of its divisors is an integer number (976304).

Almost surely, 2^12224036 is an apocalyptic number.

It is an amenable number.

12224036 is a deficient number, since it is larger than the sum of its proper divisors (11207260).

12224036 is a wasteful number, since it uses less digits than its factorization.

12224036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139 (or 1137 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 12224036 is about 3496.2888896657. The cubic root of 12224036 is about 230.3588349569.

Adding to 12224036 its reverse (63042221), we get a palindrome (75266257).

It can be divided in two parts, 122 and 24036, that multiplied together give a palindrome (2932392).

The spelling of 12224036 in words is "twelve million, two hundred twenty-four thousand, thirty-six".