4944949 has 2 divisors, whose sum is σ = 4944950. Its totient is φ = 4944948.

The previous prime is 4944923. The next prime is 4944983. The reversal of 4944949 is 9494494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2640625 + 2304324 = 1625^2 + 1518^2 .

It is a cyclic number.

It is not a de Polignac number, because 4944949 - 2⁹ = 4944437 is a prime.

It is a super-2 number, since 2×4944949² = 48905041225202, which contains 22 as substring.

4944949 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4947949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2472474 + 2472475.

It is an arithmetic number, because the mean of its divisors is an integer number (2472475).

Almost surely, 2^4944949 is an apocalyptic number.

It is an amenable number.

4944949 is a deficient number, since it is larger than the sum of its proper divisors (1).

4944949 is an equidigital number, since it uses as much as digits as its factorization.

4944949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 43.

The square root of 4944949 is about 2223.7241285735. The cubic root of 4944949 is about 170.3677046696.

The spelling of 4944949 in words is "four million, nine hundred forty-four thousand, nine hundred forty-nine".