2305225 has 24 divisors (see below), whose sum is σ = 3171672. Its totient is φ = 1651200.

The previous prime is 2305169. The next prime is 2305271. The reversal of 2305225 is 5225032.

It can be written as a sum of positive squares in 12 ways, for example, as 1121481 + 1183744 = 1059^2 + 1088^2 .

It is not a de Polignac number, because 2305225 - 2²¹ = 208073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13239 + ... + 13411.

It is an arithmetic number, because the mean of its divisors is an integer number (132153).

2^2305225 is an apocalyptic number.

2305225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2305225 is a deficient number, since it is larger than the sum of its proper divisors (866447).

2305225 is a wasteful number, since it uses less digits than its factorization.

2305225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 2305225 is about 1518.2967430644. The cubic root of 2305225 is about 132.1004935682.

The spelling of 2305225 in words is "two million, three hundred five thousand, two hundred twenty-five".