2445225 has 12 divisors (see below), whose sum is σ = 4042896. Its totient is φ = 1304080.

The previous prime is 2445221. The next prime is 2445241. The reversal of 2445225 is 5225442.

It is a happy number.

It is not a de Polignac number, because 2445225 - 2² = 2445221 is a prime.

2445225 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2445195 and 2445204.

It is not an unprimeable number, because it can be changed into a prime (2445221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16227 + ... + 16376.

It is an arithmetic number, because the mean of its divisors is an integer number (336908).

2^2445225 is an apocalyptic number.

2445225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2445225 is a deficient number, since it is larger than the sum of its proper divisors (1597671).

2445225 is a wasteful number, since it uses less digits than its factorization.

2445225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32616 (or 32611 counting only the distinct ones).

The product of its digits is 3200, while the sum is 24.

The square root of 2445225 is about 1563.7215225225. The cubic root of 2445225 is about 134.7223373995.

The spelling of 2445225 in words is "two million, four hundred forty-five thousand, two hundred twenty-five".