84314220 has 96 divisors (see below), whose sum is σ = 252274176. Its totient is φ = 20966400.

The previous prime is 84314201. The next prime is 84314233. The reversal of 84314220 is 2241348.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133305 + ... + 133935.

It is an arithmetic number, because the mean of its divisors is an integer number (2627856).

Almost surely, 2^84314220 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 84314220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126137088).

84314220 is an abundant number, since it is smaller than the sum of its proper divisors (167959956).

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

84314220 is a wasteful number, since it uses less digits than its factorization.

84314220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791 (or 789 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 84314220 is about 9182.2774952623. The cubic root of 84314220 is about 438.4973188122.

Adding to 84314220 its reverse (2241348), we get a palindrome (86555568).

The spelling of 84314220 in words is "eighty-four million, three hundred fourteen thousand, two hundred twenty".