2226424225 has 9 divisors (see below), whose sum is σ = 2761058617. Its totient is φ = 1780950640.

The previous prime is 2226424223. The next prime is 2226424229. The reversal of 2226424225 is 5224246222.

The square root of 2226424225 is 47185.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 11404129 + 2215020096 = 3377^2 + 47064^2 .

It is not a de Polignac number, because 2226424225 - 2¹ = 2226424223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2226424223) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 231207 + ... + 240643.

Almost surely, 2^2226424225 is an apocalyptic number.

2226424225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2226424225 is the 47185-th square number.

2226424225 is the 23593-rd centered octagonal number.

It is an amenable number.

2226424225 is a deficient number, since it is larger than the sum of its proper divisors (534634392).

2226424225 is an frugal number, since it uses more digits than its factorization.

2226424225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18884 (or 9442 counting only the distinct ones).

The product of its digits is 30720, while the sum is 31.

The cubic root of 2226424225 is about 1305.7778767376. Note that the first 3 decimals are identical.

The spelling of 2226424225 in words is "two billion, two hundred twenty-six million, four hundred twenty-four thousand, two hundred twenty-five".