226559387 has 4 divisors (see below), whose sum is σ = 226757376. Its totient is φ = 226361400.

The previous prime is 226559383. The next prime is 226559441. The reversal of 226559387 is 783955622.

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 226559387 - 2² = 226559383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226559383) 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, 97268 + ... + 99569.

It is an arithmetic number, because the mean of its divisors is an integer number (56689344).

Almost surely, 2^226559387 is an apocalyptic number.

226559387 is a deficient number, since it is larger than the sum of its proper divisors (197989).

226559387 is a wasteful number, since it uses less digits than its factorization.

226559387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197988.

The product of its digits is 907200, while the sum is 47.

The square root of 226559387 is about 15051.8898149036. The cubic root of 226559387 is about 609.6220780114.

The spelling of 226559387 in words is "two hundred twenty-six million, five hundred fifty-nine thousand, three hundred eighty-seven".