226078 has 4 divisors (see below), whose sum is σ = 339120. Its totient is φ = 113038.

The previous prime is 226063. The next prime is 226087. The reversal of 226078 is 870622.

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

It is a super-4 number, since 4×226078⁴ (a number of 23 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

226078 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 56518 + ... + 56521.

It is an arithmetic number, because the mean of its divisors is an integer number (84780).

2²²⁶⁰⁷⁸ is an apocalyptic number.

226078 is a deficient number, since it is larger than the sum of its proper divisors (113042).

226078 is a wasteful number, since it uses less digits than its factorization.

226078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113041.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 226078 is about 475.4766029996. The cubic root of 226078 is about 60.9190002576.

The spelling of 226078 in words is "two hundred twenty-six thousand, seventy-eight".