84544512 has 176 divisors, whose sum is σ = 254483040. Its totient is φ = 24772608.

The previous prime is 84544507. The next prime is 84544513. The reversal of 84544512 is 21544548.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (84544513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1158108 + ... + 1158180.

Almost surely, 2^84544512 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 84544512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127241520).

84544512 is an abundant number, since it is smaller than the sum of its proper divisors (169938528).

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

84544512 is a wasteful number, since it uses less digits than its factorization.

84544512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138 (or 120 counting only the distinct ones).

The product of its digits is 25600, while the sum is 33.

The square root of 84544512 is about 9194.8089702832. The cubic root of 84544512 is about 438.8961863825.

The spelling of 84544512 in words is "eighty-four million, five hundred forty-four thousand, five hundred twelve".