84166148 has 18 divisors (see below), whose sum is σ = 161899038. Its totient is φ = 38257120.

The previous prime is 84166139. The next prime is 84166151.

84166148 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 83759104 + 407044 = 9152^2 + 638^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86465 + ... + 87432.

It is an arithmetic number, because the mean of its divisors is an integer number (8994391).

Almost surely, 2^84166148 is an apocalyptic number.

It is an amenable number.

84166148 is a deficient number, since it is larger than the sum of its proper divisors (77732890).

84166148 is a wasteful number, since it uses less digits than its factorization.

84166148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173923 (or 173910 counting only the distinct ones).

The product of its digits is 36864, while the sum is 38.

The square root of 84166148 is about 9174.2110287479. The cubic root of 84166148 is about 438.2404731639.

The spelling of 84166148 in words is "eighty-four million, one hundred sixty-six thousand, one hundred forty-eight".