2225601609 has 24 divisors (see below), whose sum is σ = 3765770208. Its totient is φ = 1156155840.

The previous prime is 2225601593. The next prime is 2225601629. The reversal of 2225601609 is 9061065222.

2225601609 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2225601609 - 2⁴ = 2225601593 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a self number, because there is not a number n which added to its sum of digits gives 2225601609.

It is not an unprimeable number, because it can be changed into a prime (2225601629) 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, 686572 + ... + 689805.

It is an arithmetic number, because the mean of its divisors is an integer number (156907092).

Almost surely, 2^2225601609 is an apocalyptic number.

It is an amenable number.

2225601609 is a deficient number, since it is larger than the sum of its proper divisors (1540168599).

2225601609 is a wasteful number, since it uses less digits than its factorization.

2225601609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376405 (or 1376398 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 2225601609 is about 47176.2822719213. The cubic root of 2225601609 is about 1305.6170379539.

The spelling of 2225601609 in words is "two billion, two hundred twenty-five million, six hundred one thousand, six hundred nine".