4944557 has 2 divisors, whose sum is σ = 4944558. Its totient is φ = 4944556.

The previous prime is 4944547. The next prime is 4944571. The reversal of 4944557 is 7554494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4405801 + 538756 = 2099^2 + 734^2 .

It is a cyclic number.

It is not a de Polignac number, because 4944557 - 2¹² = 4940461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4944557.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4944547) 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, 2472278 + 2472279.

It is an arithmetic number, because the mean of its divisors is an integer number (2472279).

Almost surely, 2^4944557 is an apocalyptic number.

It is an amenable number.

4944557 is a deficient number, since it is larger than the sum of its proper divisors (1).

4944557 is an equidigital number, since it uses as much as digits as its factorization.

4944557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 38.

The square root of 4944557 is about 2223.6359863971. The cubic root of 4944557 is about 170.3632027084.

The spelling of 4944557 in words is "four million, nine hundred forty-four thousand, five hundred fifty-seven".