660226283 has 2 divisors, whose sum is σ = 660226284. Its totient is φ = 660226282.

The previous prime is 660226277. The next prime is 660226349. The reversal of 660226283 is 382622066.

It is a happy number.

660226283 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 660226283 - 2¹² = 660222187 is a prime.

It is not a weakly prime, because it can be changed into another prime (660226243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330113141 + 330113142.

It is an arithmetic number, because the mean of its divisors is an integer number (330113142).

Almost surely, 2^660226283 is an apocalyptic number.

660226283 is a deficient number, since it is larger than the sum of its proper divisors (1).

660226283 is an equidigital number, since it uses as much as digits as its factorization.

660226283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 660226283 is about 25694.8688068260. The cubic root of 660226283 is about 870.7582604137.

The spelling of 660226283 in words is "six hundred sixty million, two hundred twenty-six thousand, two hundred eighty-three".