635483869 has 2 divisors, whose sum is σ = 635483870. Its totient is φ = 635483868.

The previous prime is 635483857. The next prime is 635483881. The reversal of 635483869 is 968384536.

It is a balanced prime because it is at equal distance from previous prime (635483857) and next prime (635483881).

It can be written as a sum of positive squares in only one way, i.e., 635292025 + 191844 = 25205^2 + 438^2 .

It is a cyclic number.

It is not a de Polignac number, because 635483869 - 2⁵ = 635483837 is a prime.

It is a super-2 number, since 2×635483869² = 807679495518418322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (635483269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317741934 + 317741935.

It is an arithmetic number, because the mean of its divisors is an integer number (317741935).

Almost surely, 2^635483869 is an apocalyptic number.

It is an amenable number.

635483869 is a deficient number, since it is larger than the sum of its proper divisors (1).

635483869 is an equidigital number, since it uses as much as digits as its factorization.

635483869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 52.

The square root of 635483869 is about 25208.8053862138. The cubic root of 635483869 is about 859.7420665994.

The spelling of 635483869 in words is "six hundred thirty-five million, four hundred eighty-three thousand, eight hundred sixty-nine".