40945516 has 6 divisors (see below), whose sum is σ = 71654660. Its totient is φ = 20472756.

The previous prime is 40945493. The next prime is 40945519. The reversal of 40945516 is 61554904.

40945516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40945519) by changing a digit.

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 as a sum of consecutive naturals, namely, 5118186 + ... + 5118193.

Almost surely, 2^40945516 is an apocalyptic number.

It is an amenable number.

40945516 is a deficient number, since it is larger than the sum of its proper divisors (30709144).

40945516 is a wasteful number, since it uses less digits than its factorization.

40945516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10236383 (or 10236381 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 40945516 is about 6398.8683374484. The cubic root of 40945516 is about 344.6689143232.

The spelling of 40945516 in words is "forty million, nine hundred forty-five thousand, five hundred sixteen".