84323688 has 64 divisors (see below), whose sum is σ = 218116800. Its totient is φ = 27148800.

The previous prime is 84323671. The next prime is 84323693. The reversal of 84323688 is 88632348.

It is a super-2 number, since 2×84323688² = 14220968715842688, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103828 + ... + 104636.

It is an arithmetic number, because the mean of its divisors is an integer number (3408075).

Almost surely, 2^84323688 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 84323688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109058400).

84323688 is an abundant number, since it is smaller than the sum of its proper divisors (133793112).

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

84323688 is a wasteful number, since it uses less digits than its factorization.

84323688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962 (or 958 counting only the distinct ones).

The product of its digits is 221184, while the sum is 42.

The square root of 84323688 is about 9182.7930391575. The cubic root of 84323688 is about 438.5137317701.

It can be divided in two parts, 843 and 23688, that added together give a triangular number (24531 = T₂₂₁).

The spelling of 84323688 in words is "eighty-four million, three hundred twenty-three thousand, six hundred eighty-eight".