84023244 has 60 divisors (see below), whose sum is σ = 231231000. Its totient is φ = 26531712.

The previous prime is 84023239. The next prime is 84023249. The reversal of 84023244 is 44232048.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (84023239) and next prime (84023249).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (84023249) 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 19 ways as a sum of consecutive naturals, for example, 669 + ... + 12980.

It is an arithmetic number, because the mean of its divisors is an integer number (3853850).

Almost surely, 2^84023244 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 84023244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115615500).

84023244 is an abundant number, since it is smaller than the sum of its proper divisors (147207756).

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

84023244 is a wasteful number, since it uses less digits than its factorization.

84023244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13684 (or 13673 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 84023244 is about 9166.4193663611. The cubic root of 84023244 is about 437.9923061137.

The spelling of 84023244 in words is "eighty-four million, twenty-three thousand, two hundred forty-four".