198215376 has 40 divisors (see below), whose sum is σ = 542179584. Its totient is φ = 62184960.

The previous prime is 198215321. The next prime is 198215417. The reversal of 198215376 is 673512891.

It is a congruent number.

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, 120640 + ... + 122271.

Almost surely, 2^198215376 is an apocalyptic number.

198215376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

198215376 is an abundant number, since it is smaller than the sum of its proper divisors (343964208).

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

198215376 is a wasteful number, since it uses less digits than its factorization.

198215376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242939 (or 242933 counting only the distinct ones).

The product of its digits is 90720, while the sum is 42.

The square root of 198215376 is about 14078.8982523492. The cubic root of 198215376 is about 583.0589240676.

The spelling of 198215376 in words is "one hundred ninety-eight million, two hundred fifteen thousand, three hundred seventy-six".