40003368 has 16 divisors (see below), whose sum is σ = 100008480. Its totient is φ = 13334448.

The previous prime is 40003319. The next prime is 40003387. The reversal of 40003368 is 86330004.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1666807 = 40003368 / (4 + 0 + 0 + 0 + 3 + 3 + 6 + 8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833380 + ... + 833427.

It is an arithmetic number, because the mean of its divisors is an integer number (6250530).

Almost surely, 2^40003368 is an apocalyptic number.

It is an amenable number.

40003368 is an abundant number, since it is smaller than the sum of its proper divisors (60005112).

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

40003368 is a wasteful number, since it uses less digits than its factorization.

40003368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666816 (or 1666812 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 40003368 is about 6324.8215785111. The cubic root of 40003368 is about 342.0047877309.

The spelling of 40003368 in words is "forty million, three thousand, three hundred sixty-eight".