22345204 has 12 divisors (see below), whose sum is σ = 44690464. Its totient is φ = 9576504.

The previous prime is 22345201. The next prime is 22345207. The reversal of 22345204 is 40254322.

It is an interprime number because it is at equal distance from previous prime (22345201) and next prime (22345207).

22345204 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22345201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398994 + ... + 399049.

Almost surely, 2^22345204 is an apocalyptic number.

It is an amenable number.

22345204 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22345204 is a wasteful number, since it uses less digits than its factorization.

22345204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798054 (or 798052 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 22345204 is about 4727.0713978107. The cubic root of 22345204 is about 281.6619022026.

Adding to 22345204 its reverse (40254322), we get a palindrome (62599526).

The spelling of 22345204 in words is "twenty-two million, three hundred forty-five thousand, two hundred four".