4660889 has 2 divisors, whose sum is σ = 4660890. Its totient is φ = 4660888.

The previous prime is 4660879. The next prime is 4660919. The reversal of 4660889 is 9880664.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4182025 + 478864 = 2045^2 + 692^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4660889 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4660879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2330444 + 2330445.

It is an arithmetic number, because the mean of its divisors is an integer number (2330445).

Almost surely, 2^4660889 is an apocalyptic number.

It is an amenable number.

4660889 is a deficient number, since it is larger than the sum of its proper divisors (1).

4660889 is an equidigital number, since it uses as much as digits as its factorization.

4660889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 4660889 is about 2158.9092153215. The cubic root of 4660889 is about 167.0409380078.

The spelling of 4660889 in words is "four million, six hundred sixty thousand, eight hundred eighty-nine".