12224949 has 16 divisors (see below), whose sum is σ = 18076224. Its totient is φ = 7286400.

The previous prime is 12224917. The next prime is 12224959. The reversal of 12224949 is 94942221.

It is not a de Polignac number, because 12224949 - 2⁵ = 12224917 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12224959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1024 + ... + 5049.

It is an arithmetic number, because the mean of its divisors is an integer number (1129764).

Almost surely, 2^12224949 is an apocalyptic number.

It is an amenable number.

12224949 is a deficient number, since it is larger than the sum of its proper divisors (5851275).

12224949 is a wasteful number, since it uses less digits than its factorization.

12224949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6148.

The product of its digits is 10368, while the sum is 33.

The square root of 12224949 is about 3496.4194542417. The cubic root of 12224949 is about 230.3645698980.

The spelling of 12224949 in words is "twelve million, two hundred twenty-four thousand, nine hundred forty-nine".