8166472 has 16 divisors (see below), whose sum is σ = 15978240. Its totient is φ = 3905616.

The previous prime is 8166469. The next prime is 8166553. The reversal of 8166472 is 2746618.

It is a d-powerful number, because it can be written as 8⁷ + 1 + 6 + 6⁷ + 4⁷ + 7⁸ + 2¹³ .

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 3 ways as a sum of consecutive naturals, for example, 22008 + ... + 22375.

It is an arithmetic number, because the mean of its divisors is an integer number (998640).

Almost surely, 2^8166472 is an apocalyptic number.

It is an amenable number.

8166472 is a deficient number, since it is larger than the sum of its proper divisors (7811768).

8166472 is a wasteful number, since it uses less digits than its factorization.

8166472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44412 (or 44408 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 8166472 is about 2857.7039734724. The cubic root of 8166472 is about 201.3777538446.

The spelling of 8166472 in words is "eight million, one hundred sixty-six thousand, four hundred seventy-two".