2236625 has 16 divisors (see below), whose sum is σ = 2892240. Its totient is φ = 1724800.

The previous prime is 2236603. The next prime is 2236627. The reversal of 2236625 is 5266322.

It can be written as a sum of positive squares in 8 ways, for example, as 1373584 + 863041 = 1172^2 + 929^2 .

It is not a de Polignac number, because 2236625 - 2⁸ = 2236369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2236594 and 2236603.

It is not an unprimeable number, because it can be changed into a prime (2236627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3317 + ... + 3933.

It is an arithmetic number, because the mean of its divisors is an integer number (180765).

2^2236625 is an apocalyptic number.

2236625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2236625 is a deficient number, since it is larger than the sum of its proper divisors (655615).

2236625 is an equidigital number, since it uses as much as digits as its factorization.

2236625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 651 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 2236625 is about 1495.5350213218. The cubic root of 2236625 is about 130.7769059908.

The spelling of 2236625 in words is "two million, two hundred thirty-six thousand, six hundred twenty-five".