22198336 has 14 divisors (see below), whose sum is σ = 44049950. Its totient is φ = 11099136.

The previous prime is 22198333. The next prime is 22198339. The reversal of 22198336 is 63389122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22198333) and next prime (22198339).

It can be written as a sum of positive squares in only one way, i.e., 21902400 + 295936 = 4680^2 + 544^2 .

It is a super-2 number, since 2×22198336² = 985532242337792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22198331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173361 + ... + 173488.

It is an arithmetic number, because the mean of its divisors is an integer number (3146425).

Almost surely, 2^22198336 is an apocalyptic number.

It is an amenable number.

22198336 is a deficient number, since it is larger than the sum of its proper divisors (21851614).

22198336 is an equidigital number, since it uses as much as digits as its factorization.

22198336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346861 (or 346851 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 22198336 is about 4711.5110102811. The cubic root of 22198336 is about 281.0434535537.

The spelling of 22198336 in words is "twenty-two million, one hundred ninety-eight thousand, three hundred thirty-six".