226515442 has 4 divisors (see below), whose sum is σ = 339773166. Its totient is φ = 113257720.

The previous prime is 226515439. The next prime is 226515461. The reversal of 226515442 is 244515622.

226515442 is digitally balanced in base 3, 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.

It can be written as a sum of positive squares in only one way, i.e., 121022001 + 105493441 = 11001^2 + 10271^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 as a sum of consecutive naturals, namely, 56628859 + ... + 56628862.

Almost surely, 2^226515442 is an apocalyptic number.

226515442 is a deficient number, since it is larger than the sum of its proper divisors (113257724).

226515442 is a wasteful number, since it uses less digits than its factorization.

226515442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113257723.

The product of its digits is 19200, while the sum is 31.

The square root of 226515442 is about 15050.4299606357. The cubic root of 226515442 is about 609.5826599809.

The spelling of 226515442 in words is "two hundred twenty-six million, five hundred fifteen thousand, four hundred forty-two".