366666705 has 24 divisors (see below), whose sum is σ = 636009192. Its totient is φ = 195416064.

The previous prime is 366666689. The next prime is 366666733. The reversal of 366666705 is 507666663.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12173121 + 354493584 = 3489^2 + 18828^2 .

It is not a de Polignac number, because 366666705 - 2⁴ = 366666689 is a prime.

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

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 104337 + ... + 107793.

It is an arithmetic number, because the mean of its divisors is an integer number (26500383).

Almost surely, 2^366666705 is an apocalyptic number.

It is an amenable number.

366666705 is a deficient number, since it is larger than the sum of its proper divisors (269342487).

366666705 is a wasteful number, since it uses less digits than its factorization.

366666705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5825 (or 5822 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The square root of 366666705 is about 19148.5431560733. The cubic root of 366666705 is about 715.7430812822.

The spelling of 366666705 in words is "three hundred sixty-six million, six hundred sixty-six thousand, seven hundred five".