36620189 has 2 divisors, whose sum is σ = 36620190. Its totient is φ = 36620188.

The previous prime is 36620149. The next prime is 36620197. The reversal of 36620189 is 98102663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36602500 + 17689 = 6050^2 + 133^2 .

It is a cyclic number.

It is not a de Polignac number, because 36620189 - 2¹⁶ = 36554653 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_2239928 and since 36620189 and 2239928 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36620149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18310094 + 18310095.

It is an arithmetic number, because the mean of its divisors is an integer number (18310095).

Almost surely, 2^36620189 is an apocalyptic number.

It is an amenable number.

36620189 is a deficient number, since it is larger than the sum of its proper divisors (1).

36620189 is an equidigital number, since it uses as much as digits as its factorization.

36620189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 36620189 is about 6051.4617242448. The cubic root of 36620189 is about 332.0780680834.

The spelling of 36620189 in words is "thirty-six million, six hundred twenty thousand, one hundred eighty-nine".