226407 has 8 divisors (see below), whose sum is σ = 304384. Its totient is φ = 149688.

The previous prime is 226397. The next prime is 226409. The reversal of 226407 is 704622.

It is a happy number.

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

It is not a de Polignac number, because 226407 - 2¹⁰ = 225383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 226407.

It is not an unprimeable number, because it can be changed into a prime (226409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258 + ... + 720.

It is an arithmetic number, because the mean of its divisors is an integer number (38048).

2²²⁶⁴⁰⁷ is an apocalyptic number.

226407 is a deficient number, since it is larger than the sum of its proper divisors (77977).

226407 is a wasteful number, since it uses less digits than its factorization.

226407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 226407 is about 475.8224458766. The cubic root of 226407 is about 60.9485367255.

The spelling of 226407 in words is "two hundred twenty-six thousand, four hundred seven".