403223441 has 4 divisors (see below), whose sum is σ = 403267584. Its totient is φ = 403179300.

The previous prime is 403223407. The next prime is 403223449. The reversal of 403223441 is 144322304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 403223441 - 2¹⁸ = 402961297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403223449) 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, 2705 + ... + 28526.

It is an arithmetic number, because the mean of its divisors is an integer number (100816896).

Almost surely, 2^403223441 is an apocalyptic number.

It is an amenable number.

403223441 is a deficient number, since it is larger than the sum of its proper divisors (44143).

403223441 is a wasteful number, since it uses less digits than its factorization.

403223441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44142.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 403223441 is about 20080.4243232059. The cubic root of 403223441 is about 738.7802165448.

Adding to 403223441 its reverse (144322304), we get a palindrome (547545745).

The spelling of 403223441 in words is "four hundred three million, two hundred twenty-three thousand, four hundred forty-one".