942889 has 2 divisors, whose sum is σ = 942890. Its totient is φ = 942888.

The previous prime is 942883. The next prime is 942899. The reversal of 942889 is 988249.

It is a happy number.

942889 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., 931225 + 11664 = 965^2 + 108^2 .

It is a cyclic number.

It is not a de Polignac number, because 942889 - 2⁵ = 942857 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (942883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 471444 + 471445.

It is an arithmetic number, because the mean of its divisors is an integer number (471445).

2⁹⁴²⁸⁸⁹ is an apocalyptic number.

It is an amenable number.

942889 is a deficient number, since it is larger than the sum of its proper divisors (1).

942889 is an equidigital number, since it uses as much as digits as its factorization.

942889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 40.

The square root of 942889 is about 971.0247164722. The cubic root of 942889 is about 98.0588637063.

The spelling of 942889 in words is "nine hundred forty-two thousand, eight hundred eighty-nine".