226387321 has 8 divisors (see below), whose sum is σ = 236387520. Its totient is φ = 216400272.

The previous prime is 226387313. The next prime is 226387331. The reversal of 226387321 is 123783622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 226387321 - 2³ = 226387313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226387331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51550 + ... + 55768.

It is an arithmetic number, because the mean of its divisors is an integer number (29548440).

Almost surely, 2^226387321 is an apocalyptic number.

It is an amenable number.

226387321 is a deficient number, since it is larger than the sum of its proper divisors (10000199).

226387321 is a wasteful number, since it uses less digits than its factorization.

226387321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6575.

The product of its digits is 24192, while the sum is 34.

The square root of 226387321 is about 15046.1729685658. The cubic root of 226387321 is about 609.4677081865.

The spelling of 226387321 in words is "two hundred twenty-six million, three hundred eighty-seven thousand, three hundred twenty-one".