5927989 has 2 divisors, whose sum is σ = 5927990. Its totient is φ = 5927988.

The previous prime is 5927941. The next prime is 5928031. The reversal of 5927989 is 9897295.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4695889 + 1232100 = 2167^2 + 1110^2 .

It is a cyclic number.

It is not a de Polignac number, because 5927989 - 2⁹ = 5927477 is a prime.

It is a Chen prime.

It is an Ulam number.

5927989 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5927689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2963994 + 2963995.

It is an arithmetic number, because the mean of its divisors is an integer number (2963995).

Almost surely, 2^5927989 is an apocalyptic number.

It is an amenable number.

5927989 is a deficient number, since it is larger than the sum of its proper divisors (1).

5927989 is an equidigital number, since it uses as much as digits as its factorization.

5927989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 49.

The square root of 5927989 is about 2434.7461880040. The cubic root of 5927989 is about 180.9821721704.

The spelling of 5927989 in words is "five million, nine hundred twenty-seven thousand, nine hundred eighty-nine".