3989093 has 2 divisors, whose sum is σ = 3989094. Its totient is φ = 3989092.

The previous prime is 3989057. The next prime is 3989119. The reversal of 3989093 is 3909893.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3034564 + 954529 = 1742^2 + 977^2 .

It is a cyclic number.

It is not a de Polignac number, because 3989093 - 2¹⁰ = 3988069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3989093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3989003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1994546 + 1994547.

It is an arithmetic number, because the mean of its divisors is an integer number (1994547).

Almost surely, 2^3989093 is an apocalyptic number.

It is an amenable number.

3989093 is a deficient number, since it is larger than the sum of its proper divisors (1).

3989093 is an equidigital number, since it uses as much as digits as its factorization.

3989093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 41.

The square root of 3989093 is about 1997.2713886701. The cubic root of 3989093 is about 158.5956923306.

The spelling of 3989093 in words is "three million, nine hundred eighty-nine thousand, ninety-three".