2434225221 has 6 divisors (see below), whose sum is σ = 3516103110. Its totient is φ = 1622816808.

The previous prime is 2434225219. The next prime is 2434225237. The reversal of 2434225221 is 1225224342.

2434225221 is a `hidden beast` number, since 2 + 434 + 2 + 2 + 5 + 221 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1731392100 + 702833121 = 41610^2 + 26511^2 .

It is not a de Polignac number, because 2434225221 - 2¹ = 2434225219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2434225201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135234726 + ... + 135234743.

It is an arithmetic number, because the mean of its divisors is an integer number (586017185).

Almost surely, 2^2434225221 is an apocalyptic number.

It is an amenable number.

2434225221 is a deficient number, since it is larger than the sum of its proper divisors (1081877889).

2434225221 is a wasteful number, since it uses less digits than its factorization.

2434225221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270469475 (or 270469472 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 2434225221 is about 49337.8680224430. The cubic root of 2434225221 is about 1345.2001878155.

Adding to 2434225221 its reverse (1225224342), we get a palindrome (3659449563).

The spelling of 2434225221 in words is "two billion, four hundred thirty-four million, two hundred twenty-five thousand, two hundred twenty-one".