40423336 has 24 divisors (see below), whose sum is σ = 79998570. Its totient is φ = 19146528.

The previous prime is 40423333. The next prime is 40423343. The reversal of 40423336 is 63332404.

40423336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 34692100 + 5731236 = 5890^2 + 2394^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40423336.

It is not an unprimeable number, because it can be changed into a prime (40423333) 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 5 ways as a sum of consecutive naturals, for example, 4111 + ... + 9886.

Almost surely, 2^40423336 is an apocalyptic number.

It is an amenable number.

40423336 is a deficient number, since it is larger than the sum of its proper divisors (39575234).

40423336 is a wasteful number, since it uses less digits than its factorization.

40423336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14041 (or 14018 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 40423336 is about 6357.9348848506. The cubic root of 40423336 is about 343.1974485568.

The spelling of 40423336 in words is "forty million, four hundred twenty-three thousand, three hundred thirty-six".