7248949 has 2 divisors, whose sum is σ = 7248950. Its totient is φ = 7248948.

The previous prime is 7248893. The next prime is 7248959. The reversal of 7248949 is 9498427.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5673924 + 1575025 = 2382^2 + 1255^2 .

It is a cyclic number.

It is not a de Polignac number, because 7248949 - 2⁷ = 7248821 is a prime.

7248949 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7248959) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3624474 + 3624475.

It is an arithmetic number, because the mean of its divisors is an integer number (3624475).

Almost surely, 2^7248949 is an apocalyptic number.

It is an amenable number.

7248949 is a deficient number, since it is larger than the sum of its proper divisors (1).

7248949 is an equidigital number, since it uses as much as digits as its factorization.

7248949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 43.

The square root of 7248949 is about 2692.3872306932. The cubic root of 7248949 is about 193.5344791855.

The spelling of 7248949 in words is "seven million, two hundred forty-eight thousand, nine hundred forty-nine".