40515241 has 16 divisors (see below), whose sum is σ = 44896320. Its totient is φ = 36331200.

The previous prime is 40515193. The next prime is 40515247. The reversal of 40515241 is 14251504.

40515241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40515241 - 2⁷ = 40515113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40515247) 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 in 15 ways as a sum of consecutive naturals, for example, 77206 + ... + 77728.

It is an arithmetic number, because the mean of its divisors is an integer number (2806020).

Almost surely, 2^40515241 is an apocalyptic number.

It is an amenable number.

40515241 is a deficient number, since it is larger than the sum of its proper divisors (4381079).

40515241 is a wasteful number, since it uses less digits than its factorization.

40515241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 40515241 is about 6365.1583640943. The cubic root of 40515241 is about 343.4573453628.

Adding to 40515241 its reverse (14251504), we get a palindrome (54766745).

The spelling of 40515241 in words is "forty million, five hundred fifteen thousand, two hundred forty-one".