22304898 has 144 divisors (see below), whose sum is σ = 65089440. Its totient is φ = 5488560.

The previous prime is 22304897. The next prime is 22304911. The reversal of 22304898 is 89840322.

It is not an unprimeable number, because it can be changed into a prime (22304897) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1173933 + ... + 1173951.

It is an arithmetic number, because the mean of its divisors is an integer number (452010).

Almost surely, 2^22304898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22304898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32544720).

22304898 is an abundant number, since it is smaller than the sum of its proper divisors (42784542).

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

22304898 is a wasteful number, since it uses less digits than its factorization.

22304898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74 (or 42 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 22304898 is about 4722.8061573603. The cubic root of 22304898 is about 281.4924475341.

The spelling of 22304898 in words is "twenty-two million, three hundred four thousand, eight hundred ninety-eight".