40586806 has 16 divisors (see below), whose sum is σ = 65669184. Its totient is φ = 18702144.

The previous prime is 40586779. The next prime is 40586809. The reversal of 40586806 is 60868504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40586809) 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, 27811 + ... + 29233.

It is an arithmetic number, because the mean of its divisors is an integer number (4104324).

Almost surely, 2^40586806 is an apocalyptic number.

40586806 is a deficient number, since it is larger than the sum of its proper divisors (25082378).

40586806 is a wasteful number, since it uses less digits than its factorization.

40586806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 40586806 is about 6370.7775035705. Note that the first 3 decimals coincide. The cubic root of 40586806 is about 343.6594509269.

The spelling of 40586806 in words is "forty million, five hundred eighty-six thousand, eight hundred six".