189483849 has 12 divisors (see below), whose sum is σ = 274291056. Its totient is φ = 126049272.

The previous prime is 189483841. The next prime is 189483863. The reversal of 189483849 is 948384981.

189483849 is a `hidden beast` number, since 1 + 89 + 483 + 84 + 9 = 666.

189483849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 189483849 - 2³ = 189483841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 189483795 and 189483804.

It is not an unprimeable number, because it can be changed into a prime (189483841) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18339 + ... + 26744.

It is an arithmetic number, because the mean of its divisors is an integer number (22857588).

Almost surely, 2^189483849 is an apocalyptic number.

It is an amenable number.

189483849 is a deficient number, since it is larger than the sum of its proper divisors (84807207).

189483849 is a wasteful number, since it uses less digits than its factorization.

189483849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45556 (or 45553 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 54.

The square root of 189483849 is about 13765.3132546993. The cubic root of 189483849 is about 574.3686570153.

The spelling of 189483849 in words is "one hundred eighty-nine million, four hundred eighty-three thousand, eight hundred forty-nine".