3658769 has 2 divisors, whose sum is σ = 3658770. Its totient is φ = 3658768.

The previous prime is 3658751. The next prime is 3658801. The reversal of 3658769 is 9678563.

3658769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3655744 + 3025 = 1912^2 + 55^2 .

It is a cyclic number.

It is not a de Polignac number, because 3658769 - 2⁸ = 3658513 is a prime.

It is a super-2 number, since 2×3658769² = 26773181190722, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (3658709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1829384 + 1829385.

It is an arithmetic number, because the mean of its divisors is an integer number (1829385).

Almost surely, 2^3658769 is an apocalyptic number.

It is an amenable number.

3658769 is a deficient number, since it is larger than the sum of its proper divisors (1).

3658769 is an equidigital number, since it uses as much as digits as its factorization.

3658769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 44.

The square root of 3658769 is about 1912.7908929101. The cubic root of 3658769 is about 154.0913749062.

The spelling of 3658769 in words is "three million, six hundred fifty-eight thousand, seven hundred sixty-nine".