40443368 has 64 divisors (see below), whose sum is σ = 90288000. Its totient is φ = 16623360.

The previous prime is 40443353. The next prime is 40443383. The reversal of 40443368 is 86334404.

40443368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40443353) and next prime (40443383).

It is an unprimeable number.

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, 271358 + ... + 271506.

It is an arithmetic number, because the mean of its divisors is an integer number (1410750).

Almost surely, 2^40443368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40443368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45144000).

40443368 is an abundant number, since it is smaller than the sum of its proper divisors (49844632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40443368 is a wasteful number, since it uses less digits than its factorization.

40443368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 40443368 is about 6359.5100440207. The cubic root of 40443368 is about 343.2541303042.

The spelling of 40443368 in words is "forty million, four hundred forty-three thousand, three hundred sixty-eight".