226658 has 4 divisors (see below), whose sum is σ = 339990. Its totient is φ = 113328.

The previous prime is 226657. The next prime is 226663. The reversal of 226658 is 856622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 165649 + 61009 = 407^2 + 247^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 226658.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 226658.

It is not an unprimeable number, because it can be changed into a prime (226657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56663 + ... + 56666.

2²²⁶⁶⁵⁸ is an apocalyptic number.

226658 is a deficient number, since it is larger than the sum of its proper divisors (113332).

226658 is a wasteful number, since it uses less digits than its factorization.

226658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113331.

The product of its digits is 5760, while the sum is 29.

The square root of 226658 is about 476.0861266620. The cubic root of 226658 is about 60.9710513900.

The spelling of 226658 in words is "two hundred twenty-six thousand, six hundred fifty-eight".