35389969 has 2 divisors, whose sum is σ = 35389970. Its totient is φ = 35389968.

The previous prime is 35389931. The next prime is 35389979. The reversal of 35389969 is 96998353.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17850625 + 17539344 = 4225^2 + 4188^2 .

It is an emirp because it is prime and its reverse (96998353) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 35389969 - 2¹⁷ = 35258897 is a prime.

It is a super-2 number, since 2×35389969² = 2504899811641922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (35389979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17694984 + 17694985.

It is an arithmetic number, because the mean of its divisors is an integer number (17694985).

Almost surely, 2^35389969 is an apocalyptic number.

It is an amenable number.

35389969 is a deficient number, since it is larger than the sum of its proper divisors (1).

35389969 is an equidigital number, since it uses as much as digits as its factorization.

35389969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1574640, while the sum is 52.

The square root of 35389969 is about 5948.9468815917. The cubic root of 35389969 is about 328.3170176357.

The spelling of 35389969 in words is "thirty-five million, three hundred eighty-nine thousand, nine hundred sixty-nine".