36225289 has 4 divisors (see below), whose sum is σ = 36320256. Its totient is φ = 36130324.

The previous prime is 36225269. The next prime is 36225313. The reversal of 36225289 is 98252263.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 36225289 - 2⁹ = 36224777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36225239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46909 + ... + 47674.

It is an arithmetic number, because the mean of its divisors is an integer number (9080064).

Almost surely, 2^36225289 is an apocalyptic number.

It is an amenable number.

36225289 is a deficient number, since it is larger than the sum of its proper divisors (94967).

36225289 is an equidigital number, since it uses as much as digits as its factorization.

36225289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94966.

The product of its digits is 51840, while the sum is 37.

The square root of 36225289 is about 6018.7448026977. The cubic root of 36225289 is about 330.8800781335.

It can be divided in two parts, 3622 and 5289, that added together give a triangular number (8911 = T₁₃₃).

The spelling of 36225289 in words is "thirty-six million, two hundred twenty-five thousand, two hundred eighty-nine".