189534098 has 8 divisors (see below), whose sum is σ = 306170508. Its totient is φ = 87477264.

The previous prime is 189534049. The next prime is 189534113. The reversal of 189534098 is 890435981.

It can be written as a sum of positive squares in 2 ways, for example, as 165199609 + 24334489 = 12853^2 + 4933^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3644861 + ... + 3644912.

Almost surely, 2^189534098 is an apocalyptic number.

189534098 is a deficient number, since it is larger than the sum of its proper divisors (116636410).

189534098 is a wasteful number, since it uses less digits than its factorization.

189534098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7289788.

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 189534098 is about 13767.1383373597. The cubic root of 189534098 is about 574.4194245784.

The spelling of 189534098 in words is "one hundred eighty-nine million, five hundred thirty-four thousand, ninety-eight".