226168615 has 4 divisors (see below), whose sum is σ = 271402344. Its totient is φ = 180934888.

The previous prime is 226168603. The next prime is 226168633. The reversal of 226168615 is 516861622.

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 226168615 - 2¹⁹ = 225644327 is a prime.

It is a super-2 number, since 2×226168615² = 102304484822036450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 22616857 + ... + 22616866.

It is an arithmetic number, because the mean of its divisors is an integer number (67850586).

Almost surely, 2^226168615 is an apocalyptic number.

226168615 is a deficient number, since it is larger than the sum of its proper divisors (45233729).

226168615 is an equidigital number, since it uses as much as digits as its factorization.

226168615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45233728.

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

The square root of 226168615 is about 15038.9033842232. The cubic root of 226168615 is about 609.2713821276.

It can be divided in two parts, 2261 and 68615, that added together give a triangular number (70876 = T₃₇₆).

The spelling of 226168615 in words is "two hundred twenty-six million, one hundred sixty-eight thousand, six hundred fifteen".