198376836 has 24 divisors (see below), whose sum is σ = 529005120. Its totient is φ = 56679072.

The previous prime is 198376831. The next prime is 198376847. The reversal of 198376836 is 638673891.

It is a super-2 number, since 2×198376836² = 78706738122741792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (198376831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1180731 + ... + 1180898.

It is an arithmetic number, because the mean of its divisors is an integer number (22041880).

Almost surely, 2^198376836 is an apocalyptic number.

It is an amenable number.

198376836 is an abundant number, since it is smaller than the sum of its proper divisors (330628284).

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

198376836 is a wasteful number, since it uses less digits than its factorization.

198376836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361643 (or 2361641 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 51.

The square root of 198376836 is about 14084.6311985795. The cubic root of 198376836 is about 583.2171949108.

The spelling of 198376836 in words is "one hundred ninety-eight million, three hundred seventy-six thousand, eight hundred thirty-six".