22490104 has 32 divisors (see below), whose sum is σ = 51901920. Its totient is φ = 8896896.

The previous prime is 22490101. The next prime is 22490107. The reversal of 22490104 is 40109422.

It is an interprime number because it is at equal distance from previous prime (22490101) and next prime (22490107).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22490101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14719 + ... + 16174.

It is an arithmetic number, because the mean of its divisors is an integer number (1621935).

Almost surely, 2^22490104 is an apocalyptic number.

It is an amenable number.

22490104 is an abundant number, since it is smaller than the sum of its proper divisors (29411816).

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

22490104 is a wasteful number, since it uses less digits than its factorization.

22490104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30919 (or 30915 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 22490104 is about 4742.3732455386. The cubic root of 22490104 is about 282.2694137392.

Adding to 22490104 its reverse (40109422), we get a palindrome (62599526).

The spelling of 22490104 in words is "twenty-two million, four hundred ninety thousand, one hundred four".