424849 has 2 divisors, whose sum is σ = 424850. Its totient is φ = 424848.

The previous prime is 424843. The next prime is 424861. The reversal of 424849 is 948424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 270400 + 154449 = 520^2 + 393^2 .

It is a cyclic number.

It is not a de Polignac number, because 424849 - 2³ = 424841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 424849.

It is not a weakly prime, because it can be changed into another prime (424841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212424 + 212425.

It is an arithmetic number, because the mean of its divisors is an integer number (212425).

2⁴²⁴⁸⁴⁹ is an apocalyptic number.

It is an amenable number.

424849 is a deficient number, since it is larger than the sum of its proper divisors (1).

424849 is an equidigital number, since it uses as much as digits as its factorization.

424849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 31.

The square root of 424849 is about 651.8044185183. The cubic root of 424849 is about 75.1758245248.

It can be divided in two parts, 424 and 849, that multiplied together give a triangular number (359976 = T₈₄₈).

The spelling of 424849 in words is "four hundred twenty-four thousand, eight hundred forty-nine".