3658287869 has 2 divisors, whose sum is σ = 3658287870. Its totient is φ = 3658287868.

The previous prime is 3658287859. The next prime is 3658287881. The reversal of 3658287869 is 9687828563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3463322500 + 194965369 = 58850^2 + 13963^2 .

It is a cyclic number.

It is not a de Polignac number, because 3658287869 - 2¹² = 3658283773 is a prime.

It is a super-2 number, since 2×3658287869² = 26766140264945122322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3658287859) 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, 1829143934 + 1829143935.

It is an arithmetic number, because the mean of its divisors is an integer number (1829143935).

Almost surely, 2^3658287869 is an apocalyptic number.

It is an amenable number.

3658287869 is a deficient number, since it is larger than the sum of its proper divisors (1).

3658287869 is an equidigital number, since it uses as much as digits as its factorization.

3658287869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34836480, while the sum is 62.

The square root of 3658287869 is about 60483.7818675387. The cubic root of 3658287869 is about 1540.8462023113.

The spelling of 3658287869 in words is "three billion, six hundred fifty-eight million, two hundred eighty-seven thousand, eight hundred sixty-nine".