36042989 has 2 divisors, whose sum is σ = 36042990. Its totient is φ = 36042988.

The previous prime is 36042973. The next prime is 36043013. The reversal of 36042989 is 98924063.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30614089 + 5428900 = 5533^2 + 2330^2 .

It is a cyclic number.

It is not a de Polignac number, because 36042989 - 2⁴ = 36042973 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36042949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18021494 + 18021495.

It is an arithmetic number, because the mean of its divisors is an integer number (18021495).

Almost surely, 2^36042989 is an apocalyptic number.

It is an amenable number.

36042989 is a deficient number, since it is larger than the sum of its proper divisors (1).

36042989 is an equidigital number, since it uses as much as digits as its factorization.

36042989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 36042989 is about 6003.5813478290. The cubic root of 36042989 is about 330.3241045993.

The spelling of 36042989 in words is "thirty-six million, forty-two thousand, nine hundred eighty-nine".