242204400404 has 24 divisors (see below), whose sum is σ = 438497607240. Its totient is φ = 116919829376.

The previous prime is 242204400353. The next prime is 242204400419. The reversal of 242204400404 is 404004402242.

It can be written as a sum of positive squares in 4 ways, for example, as 12600511504 + 229603888900 = 112252^2 + 479170^2 .

It is a super-2 number, since 2×242204400404² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 2579774 + ... + 2672010.

It is an arithmetic number, because the mean of its divisors is an integer number (18270733635).

Almost surely, 2^242204400404 is an apocalyptic number.

It is an amenable number.

242204400404 is a deficient number, since it is larger than the sum of its proper divisors (196293206836).

242204400404 is a wasteful number, since it uses less digits than its factorization.

242204400404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114907 (or 114905 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 242204400404 its reverse (404004402242), we get a palindrome (646208802646).

The spelling of 242204400404 in words is "two hundred forty-two billion, two hundred four million, four hundred thousand, four hundred four".