4946989 has 2 divisors, whose sum is σ = 4946990. Its totient is φ = 4946988.

The previous prime is 4946951. The next prime is 4947013. The reversal of 4946989 is 9896494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3861225 + 1085764 = 1965^2 + 1042^2 .

It is a cyclic number.

It is not a de Polignac number, because 4946989 - 2⁹ = 4946477 is a prime.

It is a super-2 number, since 2×4946989² = 48945400332242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4946939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2473494 + 2473495.

It is an arithmetic number, because the mean of its divisors is an integer number (2473495).

Almost surely, 2^4946989 is an apocalyptic number.

It is an amenable number.

4946989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4946989 is an equidigital number, since it uses as much as digits as its factorization.

4946989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 49.

The square root of 4946989 is about 2224.1827712668. The cubic root of 4946989 is about 170.3911294030.

The spelling of 4946989 in words is "four million, nine hundred forty-six thousand, nine hundred eighty-nine".