84216200 has 24 divisors (see below), whose sum is σ = 195803130. Its totient is φ = 33686400.

The previous prime is 84216193. The next prime is 84216217. The reversal of 84216200 is 261248.

It can be written as a sum of positive squares in 3 ways, for example, as 56821444 + 27394756 = 7538^2 + 5234^2 .

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 210341 + ... + 210740.

Almost surely, 2^84216200 is an apocalyptic number.

It is an amenable number.

84216200 is an abundant number, since it is smaller than the sum of its proper divisors (111586930).

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

84216200 is a wasteful number, since it uses less digits than its factorization.

84216200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421097 (or 421088 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 84216200 is about 9176.9384873170. The cubic root of 84216200 is about 438.3273270279.

Adding to 84216200 its reverse (261248), we get a palindrome (84477448).

The spelling of 84216200 in words is "eighty-four million, two hundred sixteen thousand, two hundred".