226039999 has 4 divisors (see below), whose sum is σ = 227690064. Its totient is φ = 224389936.

The previous prime is 226039991. The next prime is 226040039. The reversal of 226039999 is 999930622.

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

It is a cyclic number.

It is not a de Polignac number, because 226039999 - 2³ = 226039991 is a prime.

It is a super-2 number, since 2×226039999² = 102188162295840002, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226039991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824827 + ... + 825100.

It is an arithmetic number, because the mean of its divisors is an integer number (56922516).

Almost surely, 2^226039999 is an apocalyptic number.

226039999 is a deficient number, since it is larger than the sum of its proper divisors (1650065).

226039999 is a wasteful number, since it uses less digits than its factorization.

226039999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650064.

The product of its (nonzero) digits is 472392, while the sum is 49.

The square root of 226039999 is about 15034.6266664656. The cubic root of 226039999 is about 609.1558681531.

The spelling of 226039999 in words is "two hundred twenty-six million, thirty-nine thousand, nine hundred ninety-nine".