1162225 has 6 divisors (see below), whose sum is σ = 1441190. Its totient is φ = 929760.

The previous prime is 1162223. The next prime is 1162229. The reversal of 1162225 is 5222611.

It can be written as a sum of positive squares in 3 ways, for example, as 47089 + 1115136 = 217^2 + 1056^2 .

It is not a de Polignac number, because 1162225 - 2¹ = 1162223 is a prime.

1162225 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1162223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23220 + ... + 23269.

2^1162225 is an apocalyptic number.

It is an amenable number.

1162225 is a deficient number, since it is larger than the sum of its proper divisors (278965).

1162225 is an equidigital number, since it uses as much as digits as its factorization.

1162225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46499 (or 46494 counting only the distinct ones).

The product of its digits is 240, while the sum is 19.

The square root of 1162225 is about 1078.0653969032. The cubic root of 1162225 is about 105.1388940433.

Adding to 1162225 its reverse (5222611), we get a palindrome (6384836).

The spelling of 1162225 in words is "one million, one hundred sixty-two thousand, two hundred twenty-five".