224902449 has 24 divisors (see below), whose sum is σ = 343137600. Its totient is φ = 141553440.

The previous prime is 224902423. The next prime is 224902459. The reversal of 224902449 is 944209422.

It is not a de Polignac number, because 224902449 - 2⁸ = 224902193 is a prime.

It is a super-2 number, since 2×224902449² = 101162223132395202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (224902459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51067 + ... + 55295.

It is an arithmetic number, because the mean of its divisors is an integer number (14297400).

Almost surely, 2^224902449 is an apocalyptic number.

It is an amenable number.

224902449 is a deficient number, since it is larger than the sum of its proper divisors (118235151).

224902449 is a wasteful number, since it uses less digits than its factorization.

224902449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4565 (or 4562 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 224902449 is about 14996.7479474718. The cubic root of 224902449 is about 608.1322868677.

The spelling of 224902449 in words is "two hundred twenty-four million, nine hundred two thousand, four hundred forty-nine".