226829 has 4 divisors (see below), whose sum is σ = 229020. Its totient is φ = 224640.

The previous prime is 226823. The next prime is 226843. The reversal of 226829 is 928622.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 928622 = 2 ⋅464311.

It can be written as a sum of positive squares in 2 ways, for example, as 122500 + 104329 = 350^2 + 323^2 .

It is a cyclic number.

It is not a de Polignac number, because 226829 - 2⁴ = 226813 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226823) 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, 932 + ... + 1149.

It is an arithmetic number, because the mean of its divisors is an integer number (57255).

2²²⁶⁸²⁹ is an apocalyptic number.

It is an amenable number.

226829 is a deficient number, since it is larger than the sum of its proper divisors (2191).

226829 is a wasteful number, since it uses less digits than its factorization.

226829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2190.

The product of its digits is 3456, while the sum is 29.

The square root of 226829 is about 476.2656821565. The cubic root of 226829 is about 60.9863805481.

The spelling of 226829 in words is "two hundred twenty-six thousand, eight hundred twenty-nine".