198722376 has 32 divisors (see below), whose sum is σ = 552007200. Its totient is φ = 66240720.

The previous prime is 198722351. The next prime is 198722411. The reversal of 198722376 is 673227891.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459790 + ... + 460221.

It is an arithmetic number, because the mean of its divisors is an integer number (17250225).

Almost surely, 2^198722376 is an apocalyptic number.

It is an amenable number.

198722376 is an abundant number, since it is smaller than the sum of its proper divisors (353284824).

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

198722376 is a wasteful number, since it uses less digits than its factorization.

198722376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920026 (or 920016 counting only the distinct ones).

The product of its digits is 254016, while the sum is 45.

The square root of 198722376 is about 14096.8924235095. The cubic root of 198722376 is about 583.5556214779. Note that the first 3 decimals are identical.

The spelling of 198722376 in words is "one hundred ninety-eight million, seven hundred twenty-two thousand, three hundred seventy-six".