2225885629 has 6 divisors (see below), whose sum is σ = 2446634750. Its totient is φ = 2023532280.

The previous prime is 2225885603. The next prime is 2225885659. The reversal of 2225885629 is 9265885222.

It can be written as a sum of positive squares in only one way, i.e., 1857437604 + 368448025 = 43098^2 + 19195^2 .

It is not a de Polignac number, because 2225885629 - 2⁹ = 2225885117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2225885659) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9197754 + ... + 9197995.

Almost surely, 2^2225885629 is an apocalyptic number.

It is an amenable number.

2225885629 is a deficient number, since it is larger than the sum of its proper divisors (220749121).

2225885629 is a wasteful number, since it uses less digits than its factorization.

2225885629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18395771 (or 18395760 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 49.

The square root of 2225885629 is about 47179.2923749392. The cubic root of 2225885629 is about 1305.6725743351.

The spelling of 2225885629 in words is "two billion, two hundred twenty-five million, eight hundred eighty-five thousand, six hundred twenty-nine".