84450968 has 64 divisors (see below), whose sum is σ = 196162560. Its totient is φ = 33255936.

The previous prime is 84450931. The next prime is 84450973. The reversal of 84450968 is 86905448.

It is a happy number.

It is a super-2 number, since 2×84450968² = 14263931992274048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 39905 + ... + 41967.

It is an arithmetic number, because the mean of its divisors is an integer number (3065040).

Almost surely, 2^84450968 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 84450968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98081280).

84450968 is an abundant number, since it is smaller than the sum of its proper divisors (111711592).

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

84450968 is a wasteful number, since it uses less digits than its factorization.

84450968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136 (or 2132 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 84450968 is about 9189.7207792185. The cubic root of 84450968 is about 438.7342548929.

The spelling of 84450968 in words is "eighty-four million, four hundred fifty thousand, nine hundred sixty-eight".