40230403 has 4 divisors (see below), whose sum is σ = 40682520. Its totient is φ = 39778288.

The previous prime is 40230397. The next prime is 40230409. The reversal of 40230403 is 30403204.

40230403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (40230397) and next prime (40230409).

It is a cyclic number.

It is not a de Polignac number, because 40230403 - 2¹⁷ = 40099331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40230409) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 225925 + ... + 226102.

It is an arithmetic number, because the mean of its divisors is an integer number (10170630).

Almost surely, 2^40230403 is an apocalyptic number.

40230403 is a deficient number, since it is larger than the sum of its proper divisors (452117).

40230403 is an equidigital number, since it uses as much as digits as its factorization.

40230403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452116.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 40230403 is about 6342.7441222234. The cubic root of 40230403 is about 342.6505719039.

Adding to 40230403 its reverse (30403204), we get a palindrome (70633607).

The spelling of 40230403 in words is "forty million, two hundred thirty thousand, four hundred three".