226713561 has 16 divisors (see below), whose sum is σ = 313104960. Its totient is φ = 145745600.

The previous prime is 226713551. The next prime is 226713583. The reversal of 226713561 is 165317622.

It is a cyclic number.

It is not a de Polignac number, because 226713561 - 2⁹ = 226713049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226713511) 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 15 ways as a sum of consecutive naturals, for example, 112186 + ... + 114188.

It is an arithmetic number, because the mean of its divisors is an integer number (19569060).

Almost surely, 2^226713561 is an apocalyptic number.

It is an amenable number.

226713561 is a deficient number, since it is larger than the sum of its proper divisors (86391399).

226713561 is a wasteful number, since it uses less digits than its factorization.

226713561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3336.

The product of its digits is 15120, while the sum is 33.

The square root of 226713561 is about 15057.0103606260. The cubic root of 226713561 is about 609.7603295665.

The spelling of 226713561 in words is "two hundred twenty-six million, seven hundred thirteen thousand, five hundred sixty-one".