84338711 has 4 divisors (see below), whose sum is σ = 84826392. Its totient is φ = 83851032.

The previous prime is 84338627. The next prime is 84338713. The reversal of 84338711 is 11783348.

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 84338711 - 2²⁶ = 17229847 is a prime.

It is a super-2 number, since 2×84338711² = 14226036346283042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84338713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243581 + ... + 243926.

It is an arithmetic number, because the mean of its divisors is an integer number (21206598).

Almost surely, 2^84338711 is an apocalyptic number.

84338711 is a deficient number, since it is larger than the sum of its proper divisors (487681).

84338711 is a wasteful number, since it uses less digits than its factorization.

84338711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487680.

The product of its digits is 16128, while the sum is 35.

The square root of 84338711 is about 9183.6110000370. The cubic root of 84338711 is about 438.5397719049.

The spelling of 84338711 in words is "eighty-four million, three hundred thirty-eight thousand, seven hundred eleven".