7424849 has 2 divisors, whose sum is σ = 7424850. Its totient is φ = 7424848.

The previous prime is 7424797. The next prime is 7424861. The reversal of 7424849 is 9484247.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7102225 + 322624 = 2665^2 + 568^2 .

It is a cyclic number.

It is not a de Polignac number, because 7424849 - 2¹² = 7420753 is a prime.

It is not a weakly prime, because it can be changed into another prime (7424149) 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, 3712424 + 3712425.

It is an arithmetic number, because the mean of its divisors is an integer number (3712425).

Almost surely, 2^7424849 is an apocalyptic number.

It is an amenable number.

7424849 is a deficient number, since it is larger than the sum of its proper divisors (1).

7424849 is an equidigital number, since it uses as much as digits as its factorization.

7424849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 38.

The square root of 7424849 is about 2724.8576109588. The cubic root of 7424849 is about 195.0873945318.

The spelling of 7424849 in words is "seven million, four hundred twenty-four thousand, eight hundred forty-nine".