40336449 has 16 divisors (see below), whose sum is σ = 57415680. Its totient is φ = 25114320.

The previous prime is 40336447. The next prime is 40336459. The reversal of 40336449 is 94463304.

40336449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40336449 - 2¹ = 40336447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40336447) 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, 937 + ... + 9030.

It is an arithmetic number, because the mean of its divisors is an integer number (3588480).

Almost surely, 2^40336449 is an apocalyptic number.

It is an amenable number.

40336449 is a deficient number, since it is larger than the sum of its proper divisors (17079231).

40336449 is a wasteful number, since it uses less digits than its factorization.

40336449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10060.

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 40336449 is about 6351.0982514838. The cubic root of 40336449 is about 342.9513795771.

The spelling of 40336449 in words is "forty million, three hundred thirty-six thousand, four hundred forty-nine".