2636225 has 6 divisors (see below), whose sum is σ = 3268950. Its totient is φ = 2108960.

The previous prime is 2636203. The next prime is 2636233. The reversal of 2636225 is 5226362.

It can be written as a sum of positive squares in 3 ways, for example, as 101761 + 2534464 = 319^2 + 1592^2 .

It is not a de Polignac number, because 2636225 - 2¹² = 2632129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2636194 and 2636203.

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, 52700 + ... + 52749.

It is an arithmetic number, because the mean of its divisors is an integer number (544825).

2^2636225 is an apocalyptic number.

2636225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2636225 is a deficient number, since it is larger than the sum of its proper divisors (632725).

2636225 is a wasteful number, since it uses less digits than its factorization.

2636225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105459 (or 105454 counting only the distinct ones).

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

The square root of 2636225 is about 1623.6455894068. The cubic root of 2636225 is about 138.1425572981.

The spelling of 2636225 in words is "two million, six hundred thirty-six thousand, two hundred twenty-five".