404213232242 has 16 divisors (see below), whose sum is σ = 608582059800. Its totient is φ = 201352722048.

The previous prime is 404213232223. The next prime is 404213232259. The reversal of 404213232242 is 242232312404.

It can be written as a sum of positive squares in 4 ways, for example, as 301467981721 + 102745250521 = 549061^2 + 320539^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5100134 + ... + 5178782.

Almost surely, 2^404213232242 is an apocalyptic number.

404213232242 is a deficient number, since it is larger than the sum of its proper divisors (204368827558).

404213232242 is a wasteful number, since it uses less digits than its factorization.

404213232242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88205.

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

Adding to 404213232242 its reverse (242232312404), we get a palindrome (646445544646).

The spelling of 404213232242 in words is "four hundred four billion, two hundred thirteen million, two hundred thirty-two thousand, two hundred forty-two".