189798602 has 16 divisors (see below), whose sum is σ = 325545792. Its totient is φ = 81298080.

The previous prime is 189798601. The next prime is 189798611. The reversal of 189798602 is 206897981.

189798602 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (189798601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49577 + ... + 53267.

It is an arithmetic number, because the mean of its divisors is an integer number (20346612).

Almost surely, 2^189798602 is an apocalyptic number.

189798602 is a deficient number, since it is larger than the sum of its proper divisors (135747190).

189798602 is a wasteful number, since it uses less digits than its factorization.

189798602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7373.

The product of its (nonzero) digits is 435456, while the sum is 50.

The square root of 189798602 is about 13776.7413418413. The cubic root of 189798602 is about 574.6865104022.

The spelling of 189798602 in words is "one hundred eighty-nine million, seven hundred ninety-eight thousand, six hundred two".