36225331 has 4 divisors (see below), whose sum is σ = 37204432. Its totient is φ = 35246232.

The previous prime is 36225323. The next prime is 36225337. The reversal of 36225331 is 13352263.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36225331 - 2³ = 36225323 is a prime.

It is a super-2 number, since 2×36225331² = 2624549212119122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36225296 and 36225305.

It is not an unprimeable number, because it can be changed into a prime (36225337) 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, 489495 + ... + 489568.

It is an arithmetic number, because the mean of its divisors is an integer number (9301108).

Almost surely, 2^36225331 is an apocalyptic number.

36225331 is a deficient number, since it is larger than the sum of its proper divisors (979101).

36225331 is an equidigital number, since it uses as much as digits as its factorization.

36225331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979100.

The product of its digits is 3240, while the sum is 25.

The square root of 36225331 is about 6018.7482917962. The cubic root of 36225331 is about 330.8802060087.

Adding to 36225331 its reverse (13352263), we get a palindrome (49577594).

The spelling of 36225331 in words is "thirty-six million, two hundred twenty-five thousand, three hundred thirty-one".