366402689 has 2 divisors, whose sum is σ = 366402690. Its totient is φ = 366402688.

The previous prime is 366402679. The next prime is 366402709. The reversal of 366402689 is 986204663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218537089 + 147865600 = 14783^2 + 12160^2 .

It is a cyclic number.

It is not a de Polignac number, because 366402689 - 2²⁰ = 365354113 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (366402679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183201344 + 183201345.

It is an arithmetic number, because the mean of its divisors is an integer number (183201345).

Almost surely, 2^366402689 is an apocalyptic number.

It is an amenable number.

366402689 is a deficient number, since it is larger than the sum of its proper divisors (1).

366402689 is an equidigital number, since it uses as much as digits as its factorization.

366402689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 366402689 is about 19141.6480220487. The cubic root of 366402689 is about 715.5712513016.

The spelling of 366402689 in words is "three hundred sixty-six million, four hundred two thousand, six hundred eighty-nine".