4909249 has 2 divisors, whose sum is σ = 4909250. Its totient is φ = 4909248.

The previous prime is 4909241. The next prime is 4909259. The reversal of 4909249 is 9429094.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2537649 + 2371600 = 1593^2 + 1540^2 .

It is a cyclic number.

It is not a de Polignac number, because 4909249 - 2³ = 4909241 is a prime.

It is not a weakly prime, because it can be changed into another prime (4909241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2454624 + 2454625.

It is an arithmetic number, because the mean of its divisors is an integer number (2454625).

Almost surely, 2^4909249 is an apocalyptic number.

It is an amenable number.

4909249 is a deficient number, since it is larger than the sum of its proper divisors (1).

4909249 is an equidigital number, since it uses as much as digits as its factorization.

4909249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 4909249 is about 2215.6825133579. The cubic root of 4909249 is about 169.9567248556.

It can be divided in two parts, 49092 and 49, that added together give a triangular number (49141 = T₃₁₃).

The spelling of 4909249 in words is "four million, nine hundred nine thousand, two hundred forty-nine".