40845208 has 16 divisors (see below), whose sum is σ = 77344560. Its totient is φ = 20220000.

The previous prime is 40845199. The next prime is 40845223. The reversal of 40845208 is 80254804.

It is a self number, because there is not a number n which added to its sum of digits gives 40845208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24468 + ... + 26083.

It is an arithmetic number, because the mean of its divisors is an integer number (4834035).

Almost surely, 2^40845208 is an apocalyptic number.

It is an amenable number.

40845208 is a deficient number, since it is larger than the sum of its proper divisors (36499352).

40845208 is a wasteful number, since it uses less digits than its factorization.

40845208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50658 (or 50654 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 31.

The square root of 40845208 is about 6391.0255827997. The cubic root of 40845208 is about 344.3872284506.

The spelling of 40845208 in words is "forty million, eight hundred forty-five thousand, two hundred eight".