189206002 has 8 divisors (see below), whose sum is σ = 283877676. Its totient is φ = 94580112.

The previous prime is 189205993. The next prime is 189206033. The reversal of 189206002 is 200602981.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 160807761 + 28398241 = 12681^2 + 5329^2 .

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

It is a super-2 number, since 2×189206002² = 71597822385648008, which contains 22 as substring.

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, 2088 + ... + 19564.

Almost surely, 2^189206002 is an apocalyptic number.

189206002 is a deficient number, since it is larger than the sum of its proper divisors (94671674).

189206002 is a wasteful number, since it uses less digits than its factorization.

189206002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22892.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 189206002 is about 13755.2172647327. The cubic root of 189206002 is about 574.0877805268.

Adding to 189206002 its reverse (200602981), we get a palindrome (389808983).

The spelling of 189206002 in words is "one hundred eighty-nine million, two hundred six thousand, two".