36632389 has 2 divisors, whose sum is σ = 36632390. Its totient is φ = 36632388.

The previous prime is 36632383. The next prime is 36632417. The reversal of 36632389 is 98323663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28708164 + 7924225 = 5358^2 + 2815^2 .

It is a cyclic number.

It is not a de Polignac number, because 36632389 - 2⁵ = 36632357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36632383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18316194 + 18316195.

It is an arithmetic number, because the mean of its divisors is an integer number (18316195).

Almost surely, 2^36632389 is an apocalyptic number.

It is an amenable number.

36632389 is a deficient number, since it is larger than the sum of its proper divisors (1).

36632389 is an equidigital number, since it uses as much as digits as its factorization.

36632389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 40.

The square root of 36632389 is about 6052.4696612209. The cubic root of 36632389 is about 332.1149412102.

The spelling of 36632389 in words is "thirty-six million, six hundred thirty-two thousand, three hundred eighty-nine".