84406411 has 4 divisors (see below), whose sum is σ = 89371512. Its totient is φ = 79441312.

The previous prime is 84406409. The next prime is 84406457. The reversal of 84406411 is 11460448.

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

It is a cyclic number.

It is not a de Polignac number, because 84406411 - 2¹ = 84406409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84406411.

It is not an unprimeable number, because it can be changed into a prime (84403411) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2482525 + ... + 2482558.

It is an arithmetic number, because the mean of its divisors is an integer number (22342878).

Almost surely, 2^84406411 is an apocalyptic number.

84406411 is a deficient number, since it is larger than the sum of its proper divisors (4965101).

84406411 is a wasteful number, since it uses less digits than its factorization.

84406411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4965100.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 84406411 is about 9187.2961746098. The cubic root of 84406411 is about 438.6570814289.

Adding to 84406411 its reverse (11460448), we get a palindrome (95866859).

The spelling of 84406411 in words is "eighty-four million, four hundred six thousand, four hundred eleven".