499392189 has 8 divisors (see below), whose sum is σ = 739840320. Its totient is φ = 332928108.

The previous prime is 499392163. The next prime is 499392191. The reversal of 499392189 is 981293994.

It is not a de Polignac number, because 499392189 - 2²⁴ = 482614973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499392139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9247977 + ... + 9248030.

It is an arithmetic number, because the mean of its divisors is an integer number (92480040).

Almost surely, 2^499392189 is an apocalyptic number.

It is an amenable number.

499392189 is a deficient number, since it is larger than the sum of its proper divisors (240448131).

499392189 is a wasteful number, since it uses less digits than its factorization.

499392189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18496016 (or 18496010 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 54.

The square root of 499392189 is about 22347.0845749507. The cubic root of 499392189 is about 793.3787823024.

The spelling of 499392189 in words is "four hundred ninety-nine million, three hundred ninety-two thousand, one hundred eighty-nine".