226232687 has 4 divisors (see below), whose sum is σ = 226317216. Its totient is φ = 226148160.

The previous prime is 226232663. The next prime is 226232701. The reversal of 226232687 is 786232622.

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 226232687 - 2⁸ = 226232431 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 226232687.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226232087) 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, 38114 + ... + 43647.

It is an arithmetic number, because the mean of its divisors is an integer number (56579304).

Almost surely, 2^226232687 is an apocalyptic number.

226232687 is a deficient number, since it is larger than the sum of its proper divisors (84529).

226232687 is an equidigital number, since it uses as much as digits as its factorization.

226232687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84528.

The product of its digits is 96768, while the sum is 38.

The square root of 226232687 is about 15041.0334418882. The cubic root of 226232687 is about 609.3289108144.

The spelling of 226232687 in words is "two hundred twenty-six million, two hundred thirty-two thousand, six hundred eighty-seven".