40036045 has 8 divisors (see below), whose sum is σ = 54906624. Its totient is φ = 27453264.

The previous prime is 40036019. The next prime is 40036081. The reversal of 40036045 is 54063004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40036045 - 2⁹ = 40035533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 571909 + ... + 571978.

It is an arithmetic number, because the mean of its divisors is an integer number (6863328).

Almost surely, 2^40036045 is an apocalyptic number.

It is an amenable number.

40036045 is a deficient number, since it is larger than the sum of its proper divisors (14870579).

40036045 is a wasteful number, since it uses less digits than its factorization.

40036045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143899.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 40036045 is about 6327.4042861192. The cubic root of 40036045 is about 342.0978852992.

Adding to 40036045 its reverse (54063004), we get a palindrome (94099049).

The spelling of 40036045 in words is "forty million, thirty-six thousand, forty-five".