7443349 has 2 divisors, whose sum is σ = 7443350. Its totient is φ = 7443348.

The previous prime is 7443323. The next prime is 7443367. The reversal of 7443349 is 9433447.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5062500 + 2380849 = 2250^2 + 1543^2 .

It is an emirp because it is prime and its reverse (9433447) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7443349 - 2⁷ = 7443221 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7443389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3721674 + 3721675.

It is an arithmetic number, because the mean of its divisors is an integer number (3721675).

Almost surely, 2^7443349 is an apocalyptic number.

It is an amenable number.

7443349 is a deficient number, since it is larger than the sum of its proper divisors (1).

7443349 is an equidigital number, since it uses as much as digits as its factorization.

7443349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 34.

The square root of 7443349 is about 2728.2501718134. The cubic root of 7443349 is about 195.2492888864.

The spelling of 7443349 in words is "seven million, four hundred forty-three thousand, three hundred forty-nine".