36156223 has 4 divisors (see below), whose sum is σ = 36185688. Its totient is φ = 36126760.

The previous prime is 36156209. The next prime is 36156227. The reversal of 36156223 is 32265163.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32265163 = 7 ⋅4609309.

It is a cyclic number.

It is not a de Polignac number, because 36156223 - 2⁹ = 36155711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36156191 and 36156200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36156227) 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, 12808 + ... + 15373.

It is an arithmetic number, because the mean of its divisors is an integer number (9046422).

Almost surely, 2^36156223 is an apocalyptic number.

36156223 is a deficient number, since it is larger than the sum of its proper divisors (29465).

36156223 is a wasteful number, since it uses less digits than its factorization.

36156223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29464.

The product of its digits is 6480, while the sum is 28.

The square root of 36156223 is about 6013.0044902694. The cubic root of 36156223 is about 330.6696624925.

The spelling of 36156223 in words is "thirty-six million, one hundred fifty-six thousand, two hundred twenty-three".