3869653 has 2 divisors, whose sum is σ = 3869654. Its totient is φ = 3869652.

The previous prime is 3869647. The next prime is 3869683. The reversal of 3869653 is 3569683.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2630884 + 1238769 = 1622^2 + 1113^2 .

It is a cyclic number.

It is not a de Polignac number, because 3869653 - 2¹³ = 3861461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3869603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1934826 + 1934827.

It is an arithmetic number, because the mean of its divisors is an integer number (1934827).

Almost surely, 2^3869653 is an apocalyptic number.

It is an amenable number.

3869653 is a deficient number, since it is larger than the sum of its proper divisors (1).

3869653 is an equidigital number, since it uses as much as digits as its factorization.

3869653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 40.

The square root of 3869653 is about 1967.1433603070. The cubic root of 3869653 is about 156.9967543651.

The spelling of 3869653 in words is "three million, eight hundred sixty-nine thousand, six hundred fifty-three".