366041989 has 2 divisors, whose sum is σ = 366041990. Its totient is φ = 366041988.

The previous prime is 366041983. The next prime is 366042059. The reversal of 366041989 is 989140663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 201356100 + 164685889 = 14190^2 + 12833^2 .

It is a cyclic number.

It is not a de Polignac number, because 366041989 - 2⁹ = 366041477 is a prime.

It is a super-2 number, since 2×366041989² = 267973475422152242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (366041983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183020994 + 183020995.

It is an arithmetic number, because the mean of its divisors is an integer number (183020995).

Almost surely, 2^366041989 is an apocalyptic number.

It is an amenable number.

366041989 is a deficient number, since it is larger than the sum of its proper divisors (1).

366041989 is an equidigital number, since it uses as much as digits as its factorization.

366041989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 366041989 is about 19132.2238383310. The cubic root of 366041989 is about 715.3363628388.

The spelling of 366041989 in words is "three hundred sixty-six million, forty-one thousand, nine hundred eighty-nine".