226507523 has 12 divisors (see below), whose sum is σ = 254274720. Its totient is φ = 201529680.

The previous prime is 226507499. The next prime is 226507529. The reversal of 226507523 is 325705622.

It is not a de Polignac number, because 226507523 - 2¹⁸ = 226245379 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 226507523.

It is not an unprimeable number, because it can be changed into a prime (226507529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14228 + ... + 25601.

It is an arithmetic number, because the mean of its divisors is an integer number (21189560).

Almost surely, 2^226507523 is an apocalyptic number.

226507523 is a deficient number, since it is larger than the sum of its proper divisors (27767197).

226507523 is a wasteful number, since it uses less digits than its factorization.

226507523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39898 (or 39887 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 226507523 is about 15050.1668761512. The cubic root of 226507523 is about 609.5755562101.

The spelling of 226507523 in words is "two hundred twenty-six million, five hundred seven thousand, five hundred twenty-three".