40381483 has 4 divisors (see below), whose sum is σ = 40934728. Its totient is φ = 39828240.

The previous prime is 40381447. The next prime is 40381489. The reversal of 40381483 is 38418304.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40381483 - 2⁹ = 40380971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40381489) 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 3 ways as a sum of consecutive naturals, for example, 276513 + ... + 276658.

It is an arithmetic number, because the mean of its divisors is an integer number (10233682).

Almost surely, 2^40381483 is an apocalyptic number.

40381483 is a deficient number, since it is larger than the sum of its proper divisors (553245).

40381483 is an equidigital number, since it uses as much as digits as its factorization.

40381483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553244.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 40381483 is about 6354.6426335397. The cubic root of 40381483 is about 343.0789625174.

Adding to 40381483 its reverse (38418304), we get a palindrome (78799787).

The spelling of 40381483 in words is "forty million, three hundred eighty-one thousand, four hundred eighty-three".