36912223 has 4 divisors (see below), whose sum is σ = 36968728. Its totient is φ = 36855720.

The previous prime is 36912181. The next prime is 36912233. The reversal of 36912223 is 32221963.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32221963 = 2347 ⋅13729.

It is a cyclic number.

It is not a de Polignac number, because 36912223 - 2¹³ = 36904031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36912191 and 36912200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36912233) 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, 27261 + ... + 28582.

It is an arithmetic number, because the mean of its divisors is an integer number (9242182).

Almost surely, 2^36912223 is an apocalyptic number.

36912223 is a deficient number, since it is larger than the sum of its proper divisors (56505).

36912223 is an equidigital number, since it uses as much as digits as its factorization.

36912223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56504.

The product of its digits is 3888, while the sum is 28.

The square root of 36912223 is about 6075.5430209982. The cubic root of 36912223 is about 332.9584698123.

The spelling of 36912223 in words is "thirty-six million, nine hundred twelve thousand, two hundred twenty-three".