226859805 has 32 divisors (see below), whose sum is σ = 404870400. Its totient is φ = 120522816.

The previous prime is 226859803. The next prime is 226859861. The reversal of 226859805 is 508958622.

It is not a de Polignac number, because 226859805 - 2¹ = 226859803 is a prime.

It is a super-2 number, since 2×226859805² = 102930742249276050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226859803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33192 + ... + 39438.

It is an arithmetic number, because the mean of its divisors is an integer number (12652200).

Almost surely, 2^226859805 is an apocalyptic number.

It is an amenable number.

226859805 is a deficient number, since it is larger than the sum of its proper divisors (178010595).

226859805 is a wasteful number, since it uses less digits than its factorization.

226859805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6530 (or 6524 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 226859805 is about 15061.8659202637. The cubic root of 226859805 is about 609.8914121860.

The spelling of 226859805 in words is "two hundred twenty-six million, eight hundred fifty-nine thousand, eight hundred five".