84682823 has 4 divisors (see below), whose sum is σ = 86071128. Its totient is φ = 83294520.

The previous prime is 84682811. The next prime is 84682837. The reversal of 84682823 is 32828648.

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 84682823 - 2¹⁶ = 84617287 is a prime.

It is a super-2 number, since 2×84682823² = 14342361022498658, 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 (84682853) 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, 694061 + ... + 694182.

It is an arithmetic number, because the mean of its divisors is an integer number (21517782).

Almost surely, 2^84682823 is an apocalyptic number.

84682823 is a deficient number, since it is larger than the sum of its proper divisors (1388305).

84682823 is a wasteful number, since it uses less digits than its factorization.

84682823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388304.

The product of its digits is 147456, while the sum is 41.

The square root of 84682823 is about 9202.3270426561. The cubic root of 84682823 is about 439.1353940928.

The spelling of 84682823 in words is "eighty-four million, six hundred eighty-two thousand, eight hundred twenty-three".