366644413 has 2 divisors, whose sum is σ = 366644414. Its totient is φ = 366644412.

The previous prime is 366644363. The next prime is 366644417. The reversal of 366644413 is 314446663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 351450009 + 15194404 = 18747^2 + 3898^2 .

It is an emirp because it is prime and its reverse (314446663) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-366644413 is a prime.

It is a super-2 number, since 2×366644413² = 268856251168229138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (366644417) 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 as a sum of consecutive naturals, namely, 183322206 + 183322207.

It is an arithmetic number, because the mean of its divisors is an integer number (183322207).

Almost surely, 2^366644413 is an apocalyptic number.

It is an amenable number.

366644413 is a deficient number, since it is larger than the sum of its proper divisors (1).

366644413 is an equidigital number, since it uses as much as digits as its factorization.

366644413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 37.

The square root of 366644413 is about 19147.9610663903. The cubic root of 366644413 is about 715.7285761309.

The spelling of 366644413 in words is "three hundred sixty-six million, six hundred forty-four thousand, four hundred thirteen".