84091344 has 60 divisors (see below), whose sum is σ = 224592768. Its totient is φ = 27111360.

The previous prime is 84091339. The next prime is 84091361. The reversal of 84091344 is 44319048.

It is a happy number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45217 + ... + 47039.

Almost surely, 2^84091344 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 84091344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112296384).

84091344 is an abundant number, since it is smaller than the sum of its proper divisors (140501424).

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

84091344 is a wasteful number, since it uses less digits than its factorization.

84091344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896 (or 1859 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 84091344 is about 9170.1332596642. The cubic root of 84091344 is about 438.1106036229.

The spelling of 84091344 in words is "eighty-four million, ninety-one thousand, three hundred forty-four".