84450212 has 48 divisors (see below), whose sum is σ = 193966080. Its totient is φ = 31168800.

The previous prime is 84450187. The next prime is 84450229. The reversal of 84450212 is 21205448.

It is a happy 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, 1364 + ... + 13067.

It is an arithmetic number, because the mean of its divisors is an integer number (4040960).

Almost surely, 2^84450212 is an apocalyptic number.

It is an amenable number.

84450212 is an abundant number, since it is smaller than the sum of its proper divisors (109515868).

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

84450212 is a wasteful number, since it uses less digits than its factorization.

84450212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14472 (or 14470 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 84450212 is about 9189.6796462118. The cubic root of 84450212 is about 438.7329457147.

The spelling of 84450212 in words is "eighty-four million, four hundred fifty thousand, two hundred twelve".