5445225 has 30 divisors (see below), whose sum is σ = 10090190. Its totient is φ = 2903040.

The previous prime is 5445221. The next prime is 5445239. The reversal of 5445225 is 5225445.

It can be written as a sum of positive squares in 3 ways, for example, as 11664 + 5433561 = 108^2 + 2331^2 .

It is not a de Polignac number, because 5445225 - 2² = 5445221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5445221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 681 + ... + 3369.

Almost surely, 2^5445225 is an apocalyptic number.

It is an amenable number.

5445225 is a deficient number, since it is larger than the sum of its proper divisors (4644965).

5445225 is a wasteful number, since it uses less digits than its factorization.

5445225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711 (or 2697 counting only the distinct ones).

The product of its digits is 8000, while the sum is 27.

The square root of 5445225 is about 2333.5005892436. The cubic root of 5445225 is about 175.9294763074.

The spelling of 5445225 in words is "five million, four hundred forty-five thousand, two hundred twenty-five".