366406589 has 2 divisors, whose sum is σ = 366406590. Its totient is φ = 366406588.

The previous prime is 366406567. The next prime is 366406633. The reversal of 366406589 is 985604663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 363550489 + 2856100 = 19067^2 + 1690^2 .

It is an emirp because it is prime and its reverse (985604663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 366406589 - 2⁸ = 366406333 is a prime.

It is a super-2 number, since 2×366406589² = 268507576925229842, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (366406549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183203294 + 183203295.

It is an arithmetic number, because the mean of its divisors is an integer number (183203295).

Almost surely, 2^366406589 is an apocalyptic number.

It is an amenable number.

366406589 is a deficient number, since it is larger than the sum of its proper divisors (1).

366406589 is an equidigital number, since it uses as much as digits as its factorization.

366406589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 47.

The square root of 366406589 is about 19141.7498938838. The cubic root of 366406589 is about 715.5737901457.

The spelling of 366406589 in words is "three hundred sixty-six million, four hundred six thousand, five hundred eighty-nine".