84425118 has 8 divisors (see below), whose sum is σ = 168850248. Its totient is φ = 28141704.

The previous prime is 84425071. The next prime is 84425123. The reversal of 84425118 is 81152448.

It is a sphenic number, since it is the product of 3 distinct primes.

84425118 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 7035421 + ... + 7035432.

It is an arithmetic number, because the mean of its divisors is an integer number (21106281).

Almost surely, 2^84425118 is an apocalyptic number.

84425118 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

84425118 is a wasteful number, since it uses less digits than its factorization.

84425118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14070858.

The product of its digits is 10240, while the sum is 33.

The square root of 84425118 is about 9188.3142088198. The cubic root of 84425118 is about 438.6894855704.

The spelling of 84425118 in words is "eighty-four million, four hundred twenty-five thousand, one hundred eighteen".