8404173 has 6 divisors (see below), whose sum is σ = 12139374. Its totient is φ = 5602776.

The previous prime is 8404141. The next prime is 8404183. The reversal of 8404173 is 3714048.

It can be written as a sum of positive squares in only one way, i.e., 7767369 + 636804 = 2787^2 + 798^2 .

It is not a de Polignac number, because 8404173 - 2⁵ = 8404141 is a prime.

It is a super-3 number, since 3×8404173³ (a number of 22 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8404183) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 466890 + ... + 466907.

It is an arithmetic number, because the mean of its divisors is an integer number (2023229).

Almost surely, 2^8404173 is an apocalyptic number.

It is an amenable number.

8404173 is a deficient number, since it is larger than the sum of its proper divisors (3735201).

8404173 is a wasteful number, since it uses less digits than its factorization.

8404173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933803 (or 933800 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 8404173 is about 2898.9951707445. The cubic root of 8404173 is about 203.3129278696.

The spelling of 8404173 in words is "eight million, four hundred four thousand, one hundred seventy-three".