198692002 has 4 divisors (see below), whose sum is σ = 298038006. Its totient is φ = 99346000.

The previous prime is 198691993. The next prime is 198692041. The reversal of 198692002 is 200296891.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200296891 = 2281 ⋅87811.

It can be written as a sum of positive squares in only one way, i.e., 127441521 + 71250481 = 11289^2 + 8441^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49672999 + ... + 49673002.

Almost surely, 2^198692002 is an apocalyptic number.

198692002 is a deficient number, since it is larger than the sum of its proper divisors (99346004).

198692002 is an equidigital number, since it uses as much as digits as its factorization.

198692002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99346003.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 198692002 is about 14095.8150527027. The cubic root of 198692002 is about 583.5258885042.

The spelling of 198692002 in words is "one hundred ninety-eight million, six hundred ninety-two thousand, two".