198364622 has 16 divisors (see below), whose sum is σ = 310157520. Its totient is φ = 95059008.

The previous prime is 198364613. The next prime is 198364657. The reversal of 198364622 is 226463891.

It is a super-2 number, since 2×198364622² = 78697046522405768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 198364622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15047 + ... + 24962.

It is an arithmetic number, because the mean of its divisors is an integer number (19384845).

Almost surely, 2^198364622 is an apocalyptic number.

198364622 is a deficient number, since it is larger than the sum of its proper divisors (111792898).

198364622 is a wasteful number, since it uses less digits than its factorization.

198364622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40115.

The product of its digits is 124416, while the sum is 41.

The square root of 198364622 is about 14084.1975987274. The cubic root of 198364622 is about 583.2052251648.

The spelling of 198364622 in words is "one hundred ninety-eight million, three hundred sixty-four thousand, six hundred twenty-two".