226168651 has 4 divisors (see below), whose sum is σ = 233967600. Its totient is φ = 218369704.

The previous prime is 226168643. The next prime is 226168693. The reversal of 226168651 is 156861622.

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 226168651 - 2³ = 226168643 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 226168651.

It is not an unprimeable number, because it can be changed into a prime (226165651) 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, 3899431 + ... + 3899488.

It is an arithmetic number, because the mean of its divisors is an integer number (58491900).

Almost surely, 2^226168651 is an apocalyptic number.

226168651 is a deficient number, since it is larger than the sum of its proper divisors (7798949).

226168651 is an equidigital number, since it uses as much as digits as its factorization.

226168651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7798948.

The product of its digits is 34560, while the sum is 37.

The square root of 226168651 is about 15038.9045811189. The cubic root of 226168651 is about 609.2714144542.

The spelling of 226168651 in words is "two hundred twenty-six million, one hundred sixty-eight thousand, six hundred fifty-one".