4889539 has 2 divisors, whose sum is σ = 4889540. Its totient is φ = 4889538.

The previous prime is 4889509. The next prime is 4889543. The reversal of 4889539 is 9359884.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4889539 - 2⁷ = 4889411 is a prime.

4889539 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4889509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2444769 + 2444770.

It is an arithmetic number, because the mean of its divisors is an integer number (2444770).

Almost surely, 2^4889539 is an apocalyptic number.

4889539 is a deficient number, since it is larger than the sum of its proper divisors (1).

4889539 is an equidigital number, since it uses as much as digits as its factorization.

4889539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 46.

The square root of 4889539 is about 2211.2302005897. The cubic root of 4889539 is about 169.7289683535.

The spelling of 4889539 in words is "four million, eight hundred eighty-nine thousand, five hundred thirty-nine".