3889013 has 2 divisors, whose sum is σ = 3889014. Its totient is φ = 3889012.

The previous prime is 3889009. The next prime is 3889027. The reversal of 3889013 is 3109883.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3771364 + 117649 = 1942^2 + 343^2 .

It is a cyclic number.

It is not a de Polignac number, because 3889013 - 2² = 3889009 is a prime.

It is a super-2 number, since 2×3889013² = 30248844228338, which contains 22 as substring.

It is equal to p₂₇₅₈₆₄ and since 3889013 and 275864 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3889063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1944506 + 1944507.

It is an arithmetic number, because the mean of its divisors is an integer number (1944507).

Almost surely, 2^3889013 is an apocalyptic number.

It is an amenable number.

3889013 is a deficient number, since it is larger than the sum of its proper divisors (1).

3889013 is an equidigital number, since it uses as much as digits as its factorization.

3889013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 3889013 is about 1972.0580620256. The cubic root of 3889013 is about 157.2581389020.

The spelling of 3889013 in words is "three million, eight hundred eighty-nine thousand, thirteen".