84189411 has 6 divisors (see below), whose sum is σ = 121606940. Its totient is φ = 56126268.

The previous prime is 84189409. The next prime is 84189421. The reversal of 84189411 is 11498148.

It is not a de Polignac number, because 84189411 - 2¹ = 84189409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84189421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4677181 + ... + 4677198.

Almost surely, 2^84189411 is an apocalyptic number.

84189411 is a deficient number, since it is larger than the sum of its proper divisors (37417529).

84189411 is a wasteful number, since it uses less digits than its factorization.

84189411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9354385 (or 9354382 counting only the distinct ones).

The product of its digits is 9216, while the sum is 36.

The square root of 84189411 is about 9175.4787885974. The cubic root of 84189411 is about 438.2808450919.

The spelling of 84189411 in words is "eighty-four million, one hundred eighty-nine thousand, four hundred eleven".