226381858 has 8 divisors (see below), whose sum is σ = 345139740. Its totient is φ = 111335280.

The previous prime is 226381819. The next prime is 226381861. The reversal of 226381858 is 858183622.

It can be written as a sum of positive squares in 2 ways, for example, as 164019249 + 62362609 = 12807^2 + 7897^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 927673 + ... + 927916.

Almost surely, 2^226381858 is an apocalyptic number.

226381858 is a deficient number, since it is larger than the sum of its proper divisors (118757882).

226381858 is a wasteful number, since it uses less digits than its factorization.

226381858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855652.

The product of its digits is 184320, while the sum is 43.

The square root of 226381858 is about 15045.9914262903. The cubic root of 226381858 is about 609.4628057493.

The spelling of 226381858 in words is "two hundred twenty-six million, three hundred eighty-one thousand, eight hundred fifty-eight".