84840216 has 16 divisors (see below), whose sum is σ = 212100600. Its totient is φ = 28280064.

The previous prime is 84840209. The next prime is 84840221. The reversal of 84840216 is 61204848.

It is a congruent number.

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, 1767481 + ... + 1767528.

Almost surely, 2^84840216 is an apocalyptic number.

It is an amenable number.

84840216 is an abundant number, since it is smaller than the sum of its proper divisors (127260384).

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

84840216 is a wasteful number, since it uses less digits than its factorization.

84840216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535018 (or 3535014 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 84840216 is about 9210.8748770136. The cubic root of 84840216 is about 439.4072873300.

The spelling of 84840216 in words is "eighty-four million, eight hundred forty thousand, two hundred sixteen".