40336345 has 32 divisors (see below), whose sum is σ = 57028608. Its totient is φ = 26820288.

The previous prime is 40336277. The next prime is 40336379. The reversal of 40336345 is 54363304.

It is a cyclic number.

It is not a de Polignac number, because 40336345 - 2⁷ = 40336217 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 241452 + ... + 241618.

It is an arithmetic number, because the mean of its divisors is an integer number (1782144).

Almost surely, 2^40336345 is an apocalyptic number.

It is an amenable number.

40336345 is a deficient number, since it is larger than the sum of its proper divisors (16692263).

40336345 is a wasteful number, since it uses less digits than its factorization.

40336345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349.

The product of its (nonzero) digits is 12960, while the sum is 28.

The square root of 40336345 is about 6351.0900639182. The cubic root of 40336345 is about 342.9510848315.

Adding to 40336345 its reverse (54363304), we get a palindrome (94699649).

The spelling of 40336345 in words is "forty million, three hundred thirty-six thousand, three hundred forty-five".