226660365 has 12 divisors (see below), whose sum is σ = 392878044. Its totient is φ = 120885504.

The previous prime is 226660363. The next prime is 226660381. The reversal of 226660365 is 563066622.

It can be written as a sum of positive squares in 2 ways, for example, as 160123716 + 66536649 = 12654^2 + 8157^2 .

It is not a de Polignac number, because 226660365 - 2¹ = 226660363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226660363) 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, 2518404 + ... + 2518493.

It is an arithmetic number, because the mean of its divisors is an integer number (32739837).

Almost surely, 2^226660365 is an apocalyptic number.

It is an amenable number.

226660365 is a deficient number, since it is larger than the sum of its proper divisors (166217679).

226660365 is a wasteful number, since it uses less digits than its factorization.

226660365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5036908 (or 5036905 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 226660365 is about 15055.2437708594. The cubic root of 226660365 is about 609.7126345107.

The spelling of 226660365 in words is "two hundred twenty-six million, six hundred sixty thousand, three hundred sixty-five".