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4552225 = 52182089
BaseRepresentation
bin10001010111011000100001
322120021110221
4101113120201
52131132400
6241323041
753456536
oct21273041
98507427
104552225
11262a177
121636481
13c35032
14866d8d
155edc1a
hex457621

4552225 has 6 divisors (see below), whose sum is σ = 5644790. Its totient is φ = 3641760.

The previous prime is 4552213. The next prime is 4552231. The reversal of 4552225 is 5222554.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 524176 + 4028049 = 724^2 + 2007^2 .

It is not a de Polignac number, because 4552225 - 25 = 4552193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 182089 = 4552225 / (4 + 5 + 5 + 2 + 2 + 2 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 4552225.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91020 + ... + 91069.

Almost surely, 24552225 is an apocalyptic number.

It is an amenable number.

4552225 is a deficient number, since it is larger than the sum of its proper divisors (1092565).

4552225 is a wasteful number, since it uses less digits than its factorization.

4552225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182099 (or 182094 counting only the distinct ones).

The product of its digits is 4000, while the sum is 25.

The square root of 4552225 is about 2133.5943850695. The cubic root of 4552225 is about 165.7325858492.

Adding to 4552225 its reverse (5222554), we get a palindrome (9774779).

The spelling of 4552225 in words is "four million, five hundred fifty-two thousand, two hundred twenty-five".

Divisors: 1 5 25 182089 910445 4552225