36222817 has 4 divisors (see below), whose sum is σ = 36561456. Its totient is φ = 35884180.

The previous prime is 36222799. The next prime is 36222829. The reversal of 36222817 is 71822263.

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: 71822263 = 17 ⋅4224839.

It is a cyclic number.

It is not a de Polignac number, because 36222817 - 2¹⁹ = 35698529 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a pancake number, because a pancake can be divided into 36222817 parts by 8511 straight cuts.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36222847) 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, 169159 + ... + 169372.

It is an arithmetic number, because the mean of its divisors is an integer number (9140364).

Almost surely, 2^36222817 is an apocalyptic number.

It is an amenable number.

36222817 is a deficient number, since it is larger than the sum of its proper divisors (338639).

36222817 is a wasteful number, since it uses less digits than its factorization.

36222817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338638.

The product of its digits is 8064, while the sum is 31.

The square root of 36222817 is about 6018.5394407614. The cubic root of 36222817 is about 330.8725515852.

The spelling of 36222817 in words is "thirty-six million, two hundred twenty-two thousand, eight hundred seventeen".