84071244 has 24 divisors (see below), whose sum is σ = 196343280. Its totient is φ = 27998464.

The previous prime is 84071243. The next prime is 84071249. The reversal of 84071244 is 44217048.

It is not an unprimeable number, because it can be changed into a prime (84071243) 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 7 ways as a sum of consecutive naturals, for example, 14752 + ... + 19640.

It is an arithmetic number, because the mean of its divisors is an integer number (8180970).

Almost surely, 2^84071244 is an apocalyptic number.

It is an amenable number.

84071244 is an abundant number, since it is smaller than the sum of its proper divisors (112272036).

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

84071244 is a wasteful number, since it uses less digits than its factorization.

84071244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6329 (or 6327 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 30.

The square root of 84071244 is about 9169.0372449892. The cubic root of 84071244 is about 438.0756942635.

The spelling of 84071244 in words is "eighty-four million, seventy-one thousand, two hundred forty-four".