40038003 has 8 divisors (see below), whose sum is σ = 59315600. Its totient is φ = 26691984.

The previous prime is 40038001. The next prime is 40038013. The reversal of 40038003 is 30083004.

It is not a de Polignac number, because 40038003 - 2¹ = 40038001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40038001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741418 + ... + 741471.

It is an arithmetic number, because the mean of its divisors is an integer number (7414450).

Almost surely, 2^40038003 is an apocalyptic number.

40038003 is a deficient number, since it is larger than the sum of its proper divisors (19277597).

40038003 is a wasteful number, since it uses less digits than its factorization.

40038003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482898 (or 1482892 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 40038003 is about 6327.5590080220. The cubic root of 40038003 is about 342.1034620800.

The spelling of 40038003 in words is "forty million, thirty-eight thousand, three".