2201644325 has 12 divisors (see below), whose sum is σ = 2768492448. Its totient is φ = 1736506800.

The previous prime is 2201644309. The next prime is 2201644343. The reversal of 2201644325 is 5234461022.

It is not a de Polignac number, because 2201644325 - 2⁴ = 2201644309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 618407 + ... + 621956.

It is an arithmetic number, because the mean of its divisors is an integer number (230707704).

Almost surely, 2^2201644325 is an apocalyptic number.

2201644325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2201644325 is a deficient number, since it is larger than the sum of its proper divisors (566848123).

2201644325 is a wasteful number, since it uses less digits than its factorization.

2201644325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240444 (or 1240439 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 2201644325 is about 46921.6828875521. The cubic root of 2201644325 is about 1300.9153957062.

The spelling of 2201644325 in words is "two billion, two hundred one million, six hundred forty-four thousand, three hundred twenty-five".