2221434325 has 24 divisors (see below), whose sum is σ = 3078302976. Its totient is φ = 1576176000.

The previous prime is 2221434283. The next prime is 2221434329. The reversal of 2221434325 is 5234341222.

It is not a de Polignac number, because 2221434325 - 2⁷ = 2221434197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2221434293 and 2221434302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221434329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87237 + ... + 109786.

It is an arithmetic number, because the mean of its divisors is an integer number (128262624).

Almost surely, 2^2221434325 is an apocalyptic number.

2221434325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2221434325 is a deficient number, since it is larger than the sum of its proper divisors (856868651).

2221434325 is a wasteful number, since it uses less digits than its factorization.

2221434325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197085 (or 197080 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 2221434325 is about 47132.0944261975. The cubic root of 2221434325 is about 1304.8016364919.

Adding to 2221434325 its reverse (5234341222), we get a palindrome (7455775547).

The spelling of 2221434325 in words is "two billion, two hundred twenty-one million, four hundred thirty-four thousand, three hundred twenty-five".