40845416 has 16 divisors (see below), whose sum is σ = 76719300. Its totient is φ = 20386944.

The previous prime is 40845353. The next prime is 40845443. The reversal of 40845416 is 61454804.

It can be written as a sum of positive squares in 2 ways, for example, as 28665316 + 12180100 = 5354^2 + 3490^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740 + ... + 9068.

Almost surely, 2^40845416 is an apocalyptic number.

It is an amenable number.

40845416 is a deficient number, since it is larger than the sum of its proper divisors (35873884).

40845416 is a wasteful number, since it uses less digits than its factorization.

40845416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8948 (or 8944 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 40845416 is about 6391.0418555976. The cubic root of 40845416 is about 344.3878130351.

The spelling of 40845416 in words is "forty million, eight hundred forty-five thousand, four hundred sixteen".