84546320 has 20 divisors (see below), whose sum is σ = 196570380. Its totient is φ = 33818496.

The previous prime is 84546277. The next prime is 84546349. The reversal of 84546320 is 2364548.

It can be written as a sum of positive squares in 2 ways, for example, as 46403344 + 38142976 = 6812^2 + 6176^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528335 + ... + 528494.

It is an arithmetic number, because the mean of its divisors is an integer number (9828519).

Almost surely, 2^84546320 is an apocalyptic number.

84546320 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

84546320 is an abundant number, since it is smaller than the sum of its proper divisors (112024060).

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

84546320 is a wasteful number, since it uses less digits than its factorization.

84546320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056842 (or 1056836 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 84546320 is about 9194.9072861014. The cubic root of 84546320 is about 438.8993149855.

The spelling of 84546320 in words is "eighty-four million, five hundred forty-six thousand, three hundred twenty".