36780225 has 24 divisors (see below), whose sum is σ = 60984192. Its totient is φ = 19560000.

The previous prime is 36780221. The next prime is 36780241. The reversal of 36780225 is 52208763.

It is not a de Polignac number, because 36780225 - 2² = 36780221 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (36780221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48600 + ... + 49350.

It is an arithmetic number, because the mean of its divisors is an integer number (2541008).

Almost surely, 2^36780225 is an apocalyptic number.

It is an amenable number.

36780225 is a deficient number, since it is larger than the sum of its proper divisors (24203967).

36780225 is a wasteful number, since it uses less digits than its factorization.

36780225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417 (or 1412 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 36780225 is about 6064.6702301114. The cubic root of 36780225 is about 332.5611096153.

Adding to 36780225 its reverse (52208763), we get a palindrome (88988988).

The spelling of 36780225 in words is "thirty-six million, seven hundred eighty thousand, two hundred twenty-five".