198941562 has 16 divisors (see below), whose sum is σ = 442092480. Its totient is φ = 66313836.

The previous prime is 198941527. The next prime is 198941579. The reversal of 198941562 is 265149891.

198941562 is a `hidden beast` number, since 1 + 9 + 89 + 4 + 1 + 562 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1841998 + ... + 1842105.

It is an arithmetic number, because the mean of its divisors is an integer number (27630780).

Almost surely, 2^198941562 is an apocalyptic number.

198941562 is an abundant number, since it is smaller than the sum of its proper divisors (243150918).

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

198941562 is a wasteful number, since it uses less digits than its factorization.

198941562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3684114 (or 3684108 counting only the distinct ones).

The product of its digits is 155520, while the sum is 45.

The square root of 198941562 is about 14104.6645475885. The cubic root of 198941562 is about 583.7700919159.

The spelling of 198941562 in words is "one hundred ninety-eight million, nine hundred forty-one thousand, five hundred sixty-two".