40840716 has 36 divisors (see below), whose sum is σ = 110854968. Its totient is φ = 11668608.

The previous prime is 40840673. The next prime is 40840727. The reversal of 40840716 is 61704804.

40840716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34141 + ... + 35316.

Almost surely, 2^40840716 is an apocalyptic number.

It is an amenable number.

40840716 is an abundant number, since it is smaller than the sum of its proper divisors (70014252).

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

40840716 is a wasteful number, since it uses less digits than its factorization.

40840716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69478 (or 69469 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 40840716 is about 6390.6741428428. The cubic root of 40840716 is about 344.3746031904.

The spelling of 40840716 in words is "forty million, eight hundred forty thousand, seven hundred sixteen".