84246912 has 128 divisors (see below), whose sum is σ = 261936000. Its totient is φ = 26583552.

The previous prime is 84246859. The next prime is 84246937. The reversal of 84246912 is 21964248.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65023 + ... + 66305.

It is an arithmetic number, because the mean of its divisors is an integer number (2046375).

Almost surely, 2^84246912 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 84246912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130968000).

84246912 is an abundant number, since it is smaller than the sum of its proper divisors (177689088).

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

84246912 is a wasteful number, since it uses less digits than its factorization.

84246912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325 (or 1307 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 84246912 is about 9178.6116597228. The cubic root of 84246912 is about 438.3806036848.

It can be divided in two parts, 84246 and 912, that added together give a palindrome (85158).

The spelling of 84246912 in words is "eighty-four million, two hundred forty-six thousand, nine hundred twelve".