2422404421 has 2 divisors, whose sum is σ = 2422404422. Its totient is φ = 2422404420.

The previous prime is 2422404371. The next prime is 2422404437. The reversal of 2422404421 is 1244042242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2373053796 + 49350625 = 48714^2 + 7025^2 .

It is a cyclic number.

It is not a de Polignac number, because 2422404421 - 2¹¹ = 2422402373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2422404461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211202210 + 1211202211.

It is an arithmetic number, because the mean of its divisors is an integer number (1211202211).

Almost surely, 2^2422404421 is an apocalyptic number.

It is an amenable number.

2422404421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2422404421 is an equidigital number, since it uses as much as digits as its factorization.

2422404421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 2422404421 is about 49217.9278413872. The cubic root of 2422404421 is about 1343.0191856466.

Adding to 2422404421 its reverse (1244042242), we get a palindrome (3666446663).

The spelling of 2422404421 in words is "two billion, four hundred twenty-two million, four hundred four thousand, four hundred twenty-one".