8573406 has 16 divisors (see below), whose sum is σ = 18155664. Its totient is φ = 2689664.

The previous prime is 8573401. The next prime is 8573413. The reversal of 8573406 is 6043758.

8573406 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 not an unprimeable number, because it can be changed into a prime (8573401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41925 + ... + 42128.

It is an arithmetic number, because the mean of its divisors is an integer number (1134729).

Almost surely, 2^8573406 is an apocalyptic number.

8573406 is an abundant number, since it is smaller than the sum of its proper divisors (9582258).

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

8573406 is a wasteful number, since it uses less digits than its factorization.

8573406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84075.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 8573406 is about 2928.0379095907. The cubic root of 8573406 is about 204.6685582107.

The spelling of 8573406 in words is "eight million, five hundred seventy-three thousand, four hundred six".