8413189 has 4 divisors (see below), whose sum is σ = 8487756. Its totient is φ = 8338624.

The previous prime is 8413187. The next prime is 8413201. The reversal of 8413189 is 9813148.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 756900 + 7656289 = 870^2 + 2767^2 .

It is a cyclic number.

It is not a de Polignac number, because 8413189 - 2¹ = 8413187 is a prime.

It is a Duffinian number.

8413189 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8413187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37114 + ... + 37339.

It is an arithmetic number, because the mean of its divisors is an integer number (2121939).

Almost surely, 2^8413189 is an apocalyptic number.

It is an amenable number.

8413189 is a deficient number, since it is larger than the sum of its proper divisors (74567).

8413189 is a wasteful number, since it uses less digits than its factorization.

8413189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74566.

The product of its digits is 6912, while the sum is 34.

The square root of 8413189 is about 2900.5497754736. The cubic root of 8413189 is about 203.3856066147.

The spelling of 8413189 in words is "eight million, four hundred thirteen thousand, one hundred eighty-nine".