930932489 has 2 divisors, whose sum is σ = 930932490. Its totient is φ = 930932488.

The previous prime is 930932473. The next prime is 930932491. The reversal of 930932489 is 984239039.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 926593600 + 4338889 = 30440^2 + 2083^2 .

It is a cyclic number.

It is not a de Polignac number, because 930932489 - 2⁴ = 930932473 is a prime.

Together with 930932491, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (930932419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 465466244 + 465466245.

It is an arithmetic number, because the mean of its divisors is an integer number (465466245).

Almost surely, 2^930932489 is an apocalyptic number.

It is an amenable number.

930932489 is a deficient number, since it is larger than the sum of its proper divisors (1).

930932489 is an equidigital number, since it uses as much as digits as its factorization.

930932489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 47.

The square root of 930932489 is about 30511.1862928992. The cubic root of 930932489 is about 976.4261361547.

The spelling of 930932489 in words is "nine hundred thirty million, nine hundred thirty-two thousand, four hundred eighty-nine".