40847166 has 20 divisors (see below), whose sum is σ = 91528272. Its totient is φ = 13615668.

The previous prime is 40847159. The next prime is 40847197. The reversal of 40847166 is 66174804.

It is a self number, because there is not a number n which added to its sum of digits gives 40847166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 125910 + ... + 126233.

Almost surely, 2^40847166 is an apocalyptic number.

40847166 is an abundant number, since it is smaller than the sum of its proper divisors (50681106).

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

40847166 is a wasteful number, since it uses less digits than its factorization.

40847166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252157 (or 252148 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 40847166 is about 6391.1787645160. The cubic root of 40847166 is about 344.3927313354.

It can be divided in two parts, 408 and 47166, that added together give a palindrome (47574).

The spelling of 40847166 in words is "forty million, eight hundred forty-seven thousand, one hundred sixty-six".