4995889 has 2 divisors, whose sum is σ = 4995890. Its totient is φ = 4995888.

The previous prime is 4995883. The next prime is 4995911. The reversal of 4995889 is 9885994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4765489 + 230400 = 2183^2 + 480^2 .

It is a cyclic number.

It is not a de Polignac number, because 4995889 - 2⁹ = 4995377 is a prime.

It is not a weakly prime, because it can be changed into another prime (4995883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2497944 + 2497945.

It is an arithmetic number, because the mean of its divisors is an integer number (2497945).

Almost surely, 2^4995889 is an apocalyptic number.

It is an amenable number.

4995889 is a deficient number, since it is larger than the sum of its proper divisors (1).

4995889 is an equidigital number, since it uses as much as digits as its factorization.

4995889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 52.

The square root of 4995889 is about 2235.1485409252. The cubic root of 4995889 is about 170.9507170770.

The spelling of 4995889 in words is "four million, nine hundred ninety-five thousand, eight hundred eighty-nine".