423223212404 has 24 divisors (see below), whose sum is σ = 806505218400. Its totient is φ = 193561250400.

The previous prime is 423223212403. The next prime is 423223212409. The reversal of 423223212404 is 404212322324.

It is a super-2 number, since 2×423223212404² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423223212403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96010322 + ... + 96014729.

It is an arithmetic number, because the mean of its divisors is an integer number (33604384100).

Almost surely, 2^423223212404 is an apocalyptic number.

It is an amenable number.

423223212404 is a deficient number, since it is larger than the sum of its proper divisors (383282005996).

423223212404 is a wasteful number, since it uses less digits than its factorization.

423223212404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192025103 (or 192025101 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 423223212404 its reverse (404212322324), we get a palindrome (827435534728).

The spelling of 423223212404 in words is "four hundred twenty-three billion, two hundred twenty-three million, two hundred twelve thousand, four hundred four".