404200440234 has 24 divisors (see below), whose sum is σ = 896134311072. Its totient is φ = 131600143080.

The previous prime is 404200440199. The next prime is 404200440341. The reversal of 404200440234 is 432044002404.

It is a happy number.

404200440234 is a `hidden beast` number, since 4 + 0 + 420 + 0 + 4 + 4 + 0 + 234 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 404200440198 and 404200440207.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 261110622 + ... + 261112169.

It is an arithmetic number, because the mean of its divisors is an integer number (37338929628).

Almost surely, 2^404200440234 is an apocalyptic number.

404200440234 is an abundant number, since it is smaller than the sum of its proper divisors (491933870838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404200440234 is a wasteful number, since it uses less digits than its factorization.

404200440234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522222842 (or 522222839 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 404200440234 its reverse (432044002404), we get a palindrome (836244442638).

The spelling of 404200440234 in words is "four hundred four billion, two hundred million, four hundred forty thousand, two hundred thirty-four".