198142366 has 8 divisors (see below), whose sum is σ = 304125624. Its totient is φ = 96767160.

The previous prime is 198142339. The next prime is 198142397. The reversal of 198142366 is 663241891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×198142366³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1151905 + ... + 1152076.

It is an arithmetic number, because the mean of its divisors is an integer number (38015703).

Almost surely, 2^198142366 is an apocalyptic number.

198142366 is a deficient number, since it is larger than the sum of its proper divisors (105983258).

198142366 is a wasteful number, since it uses less digits than its factorization.

198142366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304026.

The product of its digits is 62208, while the sum is 40.

The square root of 198142366 is about 14076.3051259910. The cubic root of 198142366 is about 582.9873279405.

The spelling of 198142366 in words is "one hundred ninety-eight million, one hundred forty-two thousand, three hundred sixty-six".