40104856 has 16 divisors (see below), whose sum is σ = 82032840. Its totient is φ = 18229440.

The previous prime is 40104851. The next prime is 40104859. The reversal of 40104856 is 65840104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40104851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227781 + ... + 227956.

Almost surely, 2^40104856 is an apocalyptic number.

It is an amenable number.

40104856 is an abundant number, since it is smaller than the sum of its proper divisors (41927984).

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

40104856 is a wasteful number, since it uses less digits than its factorization.

40104856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455754 (or 455750 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 40104856 is about 6332.8394895181. The cubic root of 40104856 is about 342.2937639890.

It can be divided in two parts, 401048 and 56, that added together give a palindrome (401104).

The spelling of 40104856 in words is "forty million, one hundred four thousand, eight hundred fifty-six".