13923227 has 4 divisors (see below), whose sum is σ = 13938456. Its totient is φ = 13908000.

The previous prime is 13923209. The next prime is 13923229. The reversal of 13923227 is 72232931.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13923227 - 2⁶ = 13923163 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13923227.

It is not an unprimeable number, because it can be changed into a prime (13923229) 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, 6149 + ... + 8102.

It is an arithmetic number, because the mean of its divisors is an integer number (3484614).

Almost surely, 2^13923227 is an apocalyptic number.

13923227 is a deficient number, since it is larger than the sum of its proper divisors (15229).

13923227 is an equidigital number, since it uses as much as digits as its factorization.

13923227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15228.

The product of its digits is 4536, while the sum is 29.

The square root of 13923227 is about 3731.3840595682. The cubic root of 13923227 is about 240.5728618582.

The spelling of 13923227 in words is "thirteen million, nine hundred twenty-three thousand, two hundred twenty-seven".