198259002 has 40 divisors (see below), whose sum is σ = 447539796. Its totient is φ = 65596608.

The previous prime is 198258997. The next prime is 198259007. The reversal of 198259002 is 200952891.

198259002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (198258997) and next prime (198259007).

It can be written as a sum of positive squares in 2 ways, for example, as 196868961 + 1390041 = 14031^2 + 1179^2 .

It is not an unprimeable number, because it can be changed into a prime (198259007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17728 + ... + 26660.

Almost surely, 2^198259002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 198259002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223769898).

198259002 is an abundant number, since it is smaller than the sum of its proper divisors (249280794).

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

198259002 is a wasteful number, since it uses less digits than its factorization.

198259002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9084 (or 9075 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 198259002 is about 14080.4475070929. The cubic root of 198259002 is about 583.1016968386.

The spelling of 198259002 in words is "one hundred ninety-eight million, two hundred fifty-nine thousand, two".