40559976 has 48 divisors (see below), whose sum is σ = 110188260. Its totient is φ = 13478400.

The previous prime is 40559929. The next prime is 40559989. The reversal of 40559976 is 67995504.

It is a happy number.

40559976 is a `hidden beast` number, since 4 + 0 + 559 + 97 + 6 = 666.

40559976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 27815076 + 12744900 = 5274^2 + 3570^2 .

It is a super-2 number, since 2×40559976² = 3290223306241152, which contains 22 as substring.

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, 30526 + ... + 31826.

Almost surely, 2^40559976 is an apocalyptic number.

It is an amenable number.

40559976 is an abundant number, since it is smaller than the sum of its proper divisors (69628284).

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

40559976 is a wasteful number, since it uses less digits than its factorization.

40559976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746 (or 1739 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The square root of 40559976 is about 6368.6714470131. The cubic root of 40559976 is about 343.5837086152.

Subtracting 40559976 from its reverse (67995504), we obtain a triangular number (27435528 = T₇₄₀₇).

The spelling of 40559976 in words is "forty million, five hundred fifty-nine thousand, nine hundred seventy-six".