36502223 has 2 divisors, whose sum is σ = 36502224. Its totient is φ = 36502222.

The previous prime is 36502199. The next prime is 36502237. The reversal of 36502223 is 32220563.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36502223 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36502243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18251111 + 18251112.

It is an arithmetic number, because the mean of its divisors is an integer number (18251112).

Almost surely, 2^36502223 is an apocalyptic number.

36502223 is a deficient number, since it is larger than the sum of its proper divisors (1).

36502223 is an equidigital number, since it uses as much as digits as its factorization.

36502223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 36502223 is about 6041.7069607852. The cubic root of 36502223 is about 331.7211059628.

Adding to 36502223 its reverse (32220563), we get a palindrome (68722786).

The spelling of 36502223 in words is "thirty-six million, five hundred two thousand, two hundred twenty-three".