40785116 has 12 divisors (see below), whose sum is σ = 72067632. Its totient is φ = 20194368.

The previous prime is 40785103. The next prime is 40785167. The reversal of 40785116 is 61158704.

It is a happy number.

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, 49085 + ... + 49908.

It is an arithmetic number, because the mean of its divisors is an integer number (6005636).

Almost surely, 2^40785116 is an apocalyptic number.

It is an amenable number.

40785116 is a deficient number, since it is larger than the sum of its proper divisors (31282516).

40785116 is a wasteful number, since it uses less digits than its factorization.

40785116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99100 (or 99098 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 40785116 is about 6386.3225724982. The cubic root of 40785116 is about 344.2182565726.

The spelling of 40785116 in words is "forty million, seven hundred eighty-five thousand, one hundred sixteen".