40516544 has 28 divisors (see below), whose sum is σ = 80720184. Its totient is φ = 20177664.

The previous prime is 40516543. The next prime is 40516571. The reversal of 40516544 is 44561504.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40516543) 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, 16994 + ... + 19230.

Almost surely, 2^40516544 is an apocalyptic number.

It is an amenable number.

40516544 is a deficient number, since it is larger than the sum of its proper divisors (40203640).

40516544 is a wasteful number, since it uses less digits than its factorization.

40516544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2532 (or 2522 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 40516544 is about 6365.2607173626. The cubic root of 40516544 is about 343.4610272705.

The spelling of 40516544 in words is "forty million, five hundred sixteen thousand, five hundred forty-four".