949849 has 2 divisors, whose sum is σ = 949850. Its totient is φ = 949848.

The previous prime is 949811. The next prime is 949853. The reversal of 949849 is 948949.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 868624 + 81225 = 932^2 + 285^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-949849 is a prime.

It is not a weakly prime, because it can be changed into another prime (949889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474924 + 474925.

It is an arithmetic number, because the mean of its divisors is an integer number (474925).

2⁹⁴⁹⁸⁴⁹ is an apocalyptic number.

It is an amenable number.

949849 is a deficient number, since it is larger than the sum of its proper divisors (1).

949849 is an equidigital number, since it uses as much as digits as its factorization.

949849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 43.

The square root of 949849 is about 974.6019700370. The cubic root of 949849 is about 98.2995485457.

Subtracting from 949849 its reverse (948949), we obtain a square (900 = 30²).

The spelling of 949849 in words is "nine hundred forty-nine thousand, eight hundred forty-nine".