11862225 has 18 divisors (see below), whose sum is σ = 21246966. Its totient is φ = 6326400.

The previous prime is 11862223. The next prime is 11862229. The reversal of 11862225 is 52226811.

It is a happy number.

11862225 is a `hidden beast` number, since 1 + 18 + 622 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 1089 + 11861136 = 33^2 + 3444^2 .

It is not a de Polignac number, because 11862225 - 2¹ = 11862223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11862223) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 26136 + ... + 26585.

It is an arithmetic number, because the mean of its divisors is an integer number (1180387).

Almost surely, 2^11862225 is an apocalyptic number.

11862225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11862225 is a deficient number, since it is larger than the sum of its proper divisors (9384741).

11862225 is a wasteful number, since it uses less digits than its factorization.

11862225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52737 (or 52729 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 11862225 is about 3444.1580974166. The cubic root of 11862225 is about 228.0632903705.

The spelling of 11862225 in words is "eleven million, eight hundred sixty-two thousand, two hundred twenty-five".