84218050 has 24 divisors (see below), whose sum is σ = 179024256. Its totient is φ = 28874640.

The previous prime is 84218039. The next prime is 84218081. The reversal of 84218050 is 5081248.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119962 + ... + 120661.

It is an arithmetic number, because the mean of its divisors is an integer number (7459344).

Almost surely, 2^84218050 is an apocalyptic number.

84218050 is an abundant number, since it is smaller than the sum of its proper divisors (94806206).

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

84218050 is a wasteful number, since it uses less digits than its factorization.

84218050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240642 (or 240637 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 84218050 is about 9177.0392829060. The cubic root of 84218050 is about 438.3305366227.

Adding to 84218050 its reverse (5081248), we get a palindrome (89299298).

It can be divided in two parts, 8421 and 8050, that added together give a triangular number (16471 = T₁₈₁).

The spelling of 84218050 in words is "eighty-four million, two hundred eighteen thousand, fifty".