22089249 has 36 divisors (see below), whose sum is σ = 39981396. Its totient is φ = 11648448.

The previous prime is 22089247. The next prime is 22089251. The reversal of 22089249 is 94298022.

It is an interprime number because it is at equal distance from previous prime (22089247) and next prime (22089251).

It can be written as a sum of positive squares in 2 ways, for example, as 14288400 + 7800849 = 3780^2 + 2793^2 .

It is not a de Polignac number, because 22089249 - 2¹ = 22089247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22089241) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3807 + ... + 7659.

Almost surely, 2^22089249 is an apocalyptic number.

It is an amenable number.

22089249 is a deficient number, since it is larger than the sum of its proper divisors (17892147).

22089249 is a wasteful number, since it uses less digits than its factorization.

22089249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886 (or 3876 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 22089249 is about 4699.9201057039. The cubic root of 22089249 is about 280.5823297274.

The spelling of 22089249 in words is "twenty-two million, eighty-nine thousand, two hundred forty-nine".