84684311 has 8 divisors (see below), whose sum is σ = 91316400. Its totient is φ = 78269760.

The previous prime is 84684277. The next prime is 84684377. The reversal of 84684311 is 11348648.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84684311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84684211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53576 + ... + 55133.

It is an arithmetic number, because the mean of its divisors is an integer number (11414550).

Almost surely, 2^84684311 is an apocalyptic number.

84684311 is a deficient number, since it is larger than the sum of its proper divisors (6632089).

84684311 is a wasteful number, since it uses less digits than its factorization.

84684311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108769.

The product of its digits is 18432, while the sum is 35.

The square root of 84684311 is about 9202.4078914162. The cubic root of 84684311 is about 439.1379661596.

The spelling of 84684311 in words is "eighty-four million, six hundred eighty-four thousand, three hundred eleven".