422241856404 has 12 divisors (see below), whose sum is σ = 985230998304. Its totient is φ = 140747285464.

The previous prime is 422241856373. The next prime is 422241856411. The reversal of 422241856404 is 404658142224.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×422241856404² (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 3 ways as a sum of consecutive naturals, for example, 17593410672 + ... + 17593410695.

It is an arithmetic number, because the mean of its divisors is an integer number (82102583192).

Almost surely, 2^422241856404 is an apocalyptic number.

It is an amenable number.

422241856404 is an abundant number, since it is smaller than the sum of its proper divisors (562989141900).

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

422241856404 is a wasteful number, since it uses less digits than its factorization.

422241856404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35186821374 (or 35186821372 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 42.

Adding to 422241856404 its reverse (404658142224), we get a palindrome (826899998628).

The spelling of 422241856404 in words is "four hundred twenty-two billion, two hundred forty-one million, eight hundred fifty-six thousand, four hundred four".