84823632 has 80 divisors (see below), whose sum is σ = 254090880. Its totient is φ = 27042048.

The previous prime is 84823601. The next prime is 84823633. The reversal of 84823632 is 23632848.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84823633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5668 + ... + 14204.

It is an arithmetic number, because the mean of its divisors is an integer number (3176136).

Almost surely, 2^84823632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84823632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127045440).

84823632 is an abundant number, since it is smaller than the sum of its proper divisors (169267248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84823632 is a wasteful number, since it uses less digits than its factorization.

84823632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8577 (or 8565 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 84823632 is about 9209.9745927988. The cubic root of 84823632 is about 439.3786546616.

The spelling of 84823632 in words is "eighty-four million, eight hundred twenty-three thousand, six hundred thirty-two".