226811 has 8 divisors (see below), whose sum is σ = 248640. Its totient is φ = 205632.
The previous prime is 226799. The next prime is 226813. The reversal of 226811 is 118622.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-226811 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (226813) 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, 830 + ... + 1068.
It is an arithmetic number, because the mean of its divisors is an integer number (31080).
2226811 is an apocalyptic number.
226811 is a deficient number, since it is larger than the sum of its proper divisors (21829).
226811 is a wasteful number, since it uses less digits than its factorization.
226811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 325.
The product of its digits is 192, while the sum is 20.
The square root of 226811 is about 476.2467847660. The cubic root of 226811 is about 60.9847673153.
The spelling of 226811 in words is "two hundred twenty-six thousand, eight hundred eleven".
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