404432223242 has 8 divisors (see below), whose sum is σ = 606652254432. Its totient is φ = 202214805100.

The previous prime is 404432223233. The next prime is 404432223269. The reversal of 404432223242 is 242322234404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 404432223199 and 404432223208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204734 + ... + 922377.

It is an arithmetic number, because the mean of its divisors is an integer number (75831531804).

Almost surely, 2^404432223242 is an apocalyptic number.

404432223242 is a deficient number, since it is larger than the sum of its proper divisors (202220031190).

404432223242 is a wasteful number, since it uses less digits than its factorization.

404432223242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306524.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 404432223242 its reverse (242322234404), we get a palindrome (646754457646).

The spelling of 404432223242 in words is "four hundred four billion, four hundred thirty-two million, two hundred twenty-three thousand, two hundred forty-two".