84066225 has 12 divisors (see below), whose sum is σ = 138989616. Its totient is φ = 44835280.

The previous prime is 84066223. The next prime is 84066233. The reversal of 84066225 is 52266048.

It is not a de Polignac number, because 84066225 - 2¹ = 84066223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84066223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 560367 + ... + 560516.

It is an arithmetic number, because the mean of its divisors is an integer number (11582468).

Almost surely, 2^84066225 is an apocalyptic number.

It is an amenable number.

84066225 is a deficient number, since it is larger than the sum of its proper divisors (54923391).

84066225 is a wasteful number, since it uses less digits than its factorization.

84066225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120896 (or 1120891 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 84066225 is about 9168.7635480473. The cubic root of 84066225 is about 438.0669764762.

The spelling of 84066225 in words is "eighty-four million, sixty-six thousand, two hundred twenty-five".