226378 has 4 divisors (see below), whose sum is σ = 339570. Its totient is φ = 113188.

The previous prime is 226367. The next prime is 226379. The reversal of 226378 is 873622.

226378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 873622 = 2 ⋅436811.

It can be written as a sum of positive squares in only one way, i.e., 199809 + 26569 = 447^2 + 163^2 .

It is a d-powerful number, because it can be written as 2⁹ + 2¹¹ + 3¹¹ + 6⁶ + 7 + 8 .

It is not an unprimeable number, because it can be changed into a prime (226379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56593 + ... + 56596.

2²²⁶³⁷⁸ is an apocalyptic number.

226378 is a deficient number, since it is larger than the sum of its proper divisors (113192).

226378 is a wasteful number, since it uses less digits than its factorization.

226378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113191.

The product of its digits is 4032, while the sum is 28.

The square root of 226378 is about 475.7919713488. The cubic root of 226378 is about 60.9459343574.

It can be divided in two parts, 22 and 6378, that added together give a square (6400 = 80²).

The spelling of 226378 in words is "two hundred twenty-six thousand, three hundred seventy-eight".