40516042 has 12 divisors (see below), whose sum is σ = 70696530. Its totient is φ = 17363976.

The previous prime is 40516033. The next prime is 40516051. The reversal of 40516042 is 24061504.

40516042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40516033) and next prime (40516051).

It can be written as a sum of positive squares in only one way, i.e., 39955041 + 561001 = 6321^2 + 749^2 .

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 5 ways as a sum of consecutive naturals, for example, 206617 + ... + 206812.

Almost surely, 2^40516042 is an apocalyptic number.

40516042 is a deficient number, since it is larger than the sum of its proper divisors (30180488).

40516042 is a wasteful number, since it uses less digits than its factorization.

40516042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413445 (or 413438 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 40516042 is about 6365.2212844488. The cubic root of 40516042 is about 343.4596087705.

Adding to 40516042 its reverse (24061504), we get a palindrome (64577546).

The spelling of 40516042 in words is "forty million, five hundred sixteen thousand, forty-two".