4500049 has 2 divisors, whose sum is σ = 4500050. Its totient is φ = 4500048.

The previous prime is 4500047. The next prime is 4500061. The reversal of 4500049 is 9400054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4100625 + 399424 = 2025^2 + 632^2 .

It is a cyclic number.

It is not a de Polignac number, because 4500049 - 2¹ = 4500047 is a prime.

Together with 4500047, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4500043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2250024 + 2250025.

It is an arithmetic number, because the mean of its divisors is an integer number (2250025).

Almost surely, 2^4500049 is an apocalyptic number.

It is an amenable number.

4500049 is a deficient number, since it is larger than the sum of its proper divisors (1).

4500049 is an equidigital number, since it uses as much as digits as its factorization.

4500049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 4500049 is about 2121.3318929390. The cubic root of 4500049 is about 165.0969616812.

The spelling of 4500049 in words is "four million, five hundred thousand, forty-nine".