36226213 has 4 divisors (see below), whose sum is σ = 36343008. Its totient is φ = 36109420.

The previous prime is 36226193. The next prime is 36226243. The reversal of 36226213 is 31262263.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31262263 = 1979 ⋅15797.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36226213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36226243) 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, 57931 + ... + 58552.

It is an arithmetic number, because the mean of its divisors is an integer number (9085752).

Almost surely, 2^36226213 is an apocalyptic number.

It is an amenable number.

36226213 is a deficient number, since it is larger than the sum of its proper divisors (116795).

36226213 is a wasteful number, since it uses less digits than its factorization.

36226213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116794.

The product of its digits is 2592, while the sum is 25.

The square root of 36226213 is about 6018.8215623991. The cubic root of 36226213 is about 330.8828913670.

Adding to 36226213 its reverse (31262263), we get a palindrome (67488476).

The spelling of 36226213 in words is "thirty-six million, two hundred twenty-six thousand, two hundred thirteen".