22353249 has 16 divisors (see below), whose sum is σ = 32294592. Its totient is φ = 13698048.

The previous prime is 22353223. The next prime is 22353251. The reversal of 22353249 is 94235322.

It is not a de Polignac number, because 22353249 - 2¹² = 22349153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22353299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2904 + ... + 7289.

It is an arithmetic number, because the mean of its divisors is an integer number (2018412).

Almost surely, 2^22353249 is an apocalyptic number.

It is an amenable number.

22353249 is a deficient number, since it is larger than the sum of its proper divisors (9941343).

22353249 is a wasteful number, since it uses less digits than its factorization.

22353249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10256.

The product of its digits is 12960, while the sum is 30.

The square root of 22353249 is about 4727.9222709347. The cubic root of 22353249 is about 281.6957006278.

The spelling of 22353249 in words is "twenty-two million, three hundred fifty-three thousand, two hundred forty-nine".