40381703 has 8 divisors (see below), whose sum is σ = 40957200. Its totient is φ = 39809088.

The previous prime is 40381673. The next prime is 40381723. The reversal of 40381703 is 30718304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40381703 - 2⁸ = 40381447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40381723) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 54725 + ... + 55457.

It is an arithmetic number, because the mean of its divisors is an integer number (5119650).

Almost surely, 2^40381703 is an apocalyptic number.

40381703 is a deficient number, since it is larger than the sum of its proper divisors (575497).

40381703 is an equidigital number, since it uses as much as digits as its factorization.

40381703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 40381703 is about 6354.6599436949. The cubic root of 40381703 is about 343.0795855524.

The spelling of 40381703 in words is "forty million, three hundred eighty-one thousand, seven hundred three".