22348249 has 16 divisors (see below), whose sum is σ = 29076480. Its totient is φ = 16655760.

The previous prime is 22348229. The next prime is 22348273. The reversal of 22348249 is 94284322.

It is not a de Polignac number, because 22348249 - 2⁹ = 22347737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22348229) 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, 4539 + ... + 8080.

It is an arithmetic number, because the mean of its divisors is an integer number (1817280).

Almost surely, 2^22348249 is an apocalyptic number.

It is an amenable number.

22348249 is a deficient number, since it is larger than the sum of its proper divisors (6728231).

22348249 is a wasteful number, since it uses less digits than its factorization.

22348249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12660.

The product of its digits is 27648, while the sum is 34.

The square root of 22348249 is about 4727.3934678637. The cubic root of 22348249 is about 281.6746957240.

The spelling of 22348249 in words is "twenty-two million, three hundred forty-eight thousand, two hundred forty-nine".