226716523 has 4 divisors (see below), whose sum is σ = 247327128. Its totient is φ = 206105920.

The previous prime is 226716509. The next prime is 226716551. The reversal of 226716523 is 325617622.

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 226716523 - 2⁹ = 226716011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226776523) 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, 10305286 + ... + 10305307.

It is an arithmetic number, because the mean of its divisors is an integer number (61831782).

Almost surely, 2^226716523 is an apocalyptic number.

226716523 is a deficient number, since it is larger than the sum of its proper divisors (20610605).

226716523 is a wasteful number, since it uses less digits than its factorization.

226716523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20610604.

The product of its digits is 30240, while the sum is 34.

The square root of 226716523 is about 15057.1087198041. The cubic root of 226716523 is about 609.7629850498.

The spelling of 226716523 in words is "two hundred twenty-six million, seven hundred sixteen thousand, five hundred twenty-three".