226258605 has 12 divisors (see below), whose sum is σ = 392181660. Its totient is φ = 120671232.

The previous prime is 226258601. The next prime is 226258633. The reversal of 226258605 is 506852622.

226258605 is a `hidden beast` number, since 2 + 26 + 25 + 8 + 605 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 101243844 + 125014761 = 10062^2 + 11181^2 .

It is not a de Polignac number, because 226258605 - 2² = 226258601 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 226258605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226258601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2513940 + ... + 2514029.

It is an arithmetic number, because the mean of its divisors is an integer number (32681805).

Almost surely, 2^226258605 is an apocalyptic number.

It is an amenable number.

226258605 is a deficient number, since it is larger than the sum of its proper divisors (165923055).

226258605 is a wasteful number, since it uses less digits than its factorization.

226258605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5027980 (or 5027977 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 226258605 is about 15041.8949936502. The cubic root of 226258605 is about 609.3521788692.

The spelling of 226258605 in words is "two hundred twenty-six million, two hundred fifty-eight thousand, six hundred five".