403304222401 has 4 divisors (see below), whose sum is σ = 403587642112. Its totient is φ = 403020802692.

The previous prime is 403304222389. The next prime is 403304222407. The reversal of 403304222401 is 104222403304.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 403304222401 - 2⁹ = 403304221889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403304222407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141707721 + ... + 141710566.

It is an arithmetic number, because the mean of its divisors is an integer number (100896910528).

Almost surely, 2^403304222401 is an apocalyptic number.

It is an amenable number.

403304222401 is a deficient number, since it is larger than the sum of its proper divisors (283419711).

403304222401 is a wasteful number, since it uses less digits than its factorization.

403304222401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283419710.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 403304222401 its reverse (104222403304), we get a palindrome (507526625705).

The spelling of 403304222401 in words is "four hundred three billion, three hundred four million, two hundred twenty-two thousand, four hundred one".