22196898 has 24 divisors (see below), whose sum is σ = 48592908. Its totient is φ = 7322112.

The previous prime is 22196897. The next prime is 22196927. The reversal of 22196898 is 89869122.

It can be written as a sum of positive squares in 2 ways, for example, as 20820969 + 1375929 = 4563^2 + 1173^2 .

It is not an unprimeable number, because it can be changed into a prime (22196897) 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 11 ways as a sum of consecutive naturals, for example, 4611 + ... + 8102.

Almost surely, 2^22196898 is an apocalyptic number.

22196898 is an abundant number, since it is smaller than the sum of its proper divisors (26396010).

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

22196898 is a wasteful number, since it uses less digits than its factorization.

22196898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12818 (or 12815 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 22196898 is about 4711.3584028388. The cubic root of 22196898 is about 281.0373847923.

The spelling of 22196898 in words is "twenty-two million, one hundred ninety-six thousand, eight hundred ninety-eight".