22354245 has 16 divisors (see below), whose sum is σ = 39741120. Its totient is φ = 11922192.

The previous prime is 22354237. The next prime is 22354259. The reversal of 22354245 is 54245322.

It is a happy number.

22354245 is a `hidden beast` number, since 2 + 235 + 424 + 5 = 666.

It is not a de Polignac number, because 22354245 - 2³ = 22354237 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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, 82659 + ... + 82928.

It is an arithmetic number, because the mean of its divisors is an integer number (2483820).

Almost surely, 2^22354245 is an apocalyptic number.

It is an amenable number.

22354245 is a deficient number, since it is larger than the sum of its proper divisors (17386875).

22354245 is a wasteful number, since it uses less digits than its factorization.

22354245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165601 (or 165595 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 22354245 is about 4728.0276014423. The cubic root of 22354245 is about 281.6998844305.

Adding to 22354245 its reverse (54245322), we get a palindrome (76599567).

The spelling of 22354245 in words is "twenty-two million, three hundred fifty-four thousand, two hundred forty-five".