189482434 has 4 divisors (see below), whose sum is σ = 284223654. Its totient is φ = 94741216.

The previous prime is 189482413. The next prime is 189482479. The reversal of 189482434 is 434284981.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 167832025 + 21650409 = 12955^2 + 4653^2 .

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 as a sum of consecutive naturals, namely, 47370607 + ... + 47370610.

Almost surely, 2^189482434 is an apocalyptic number.

189482434 is a deficient number, since it is larger than the sum of its proper divisors (94741220).

189482434 is an equidigital number, since it uses as much as digits as its factorization.

189482434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94741219.

The product of its digits is 221184, while the sum is 43.

The square root of 189482434 is about 13765.2618572986. The cubic root of 189482434 is about 574.3672272828.

The spelling of 189482434 in words is "one hundred eighty-nine million, four hundred eighty-two thousand, four hundred thirty-four".