2226631225 has 48 divisors (see below), whose sum is σ = 3405532032. Its totient is φ = 1406338560.

The previous prime is 2226631201. The next prime is 2226631229. The reversal of 2226631225 is 5221366222.

2226631225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2226631225 - 2⁷ = 2226631097 is a prime.

It is a super-2 number, since 2×2226631225² = 9915773224290001250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2226631229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1553109 + ... + 1554541.

It is an arithmetic number, because the mean of its divisors is an integer number (70948584).

Almost surely, 2^2226631225 is an apocalyptic number.

2226631225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2226631225 is a deficient number, since it is larger than the sum of its proper divisors (1178900807).

2226631225 is a wasteful number, since it uses less digits than its factorization.

2226631225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146 (or 2141 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 2226631225 is about 47187.1934427128. The cubic root of 2226631225 is about 1305.8183433658.

Adding to 2226631225 its reverse (5221366222), we get a palindrome (7447997447).

The spelling of 2226631225 in words is "two billion, two hundred twenty-six million, six hundred thirty-one thousand, two hundred twenty-five".