7741397 has 2 divisors, whose sum is σ = 7741398. Its totient is φ = 7741396.

The previous prime is 7741387. The next prime is 7741403. The reversal of 7741397 is 7931477.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7349521 + 391876 = 2711^2 + 626^2 .

It is an emirp because it is prime and its reverse (7931477) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7741397 - 2⁸ = 7741141 is a prime.

It is a super-3 number, since 3×7741397³ (a number of 22 digits) contains 333 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7741397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7741367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3870698 + 3870699.

It is an arithmetic number, because the mean of its divisors is an integer number (3870699).

Almost surely, 2^7741397 is an apocalyptic number.

It is an amenable number.

7741397 is a deficient number, since it is larger than the sum of its proper divisors (1).

7741397 is an equidigital number, since it uses as much as digits as its factorization.

7741397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37044, while the sum is 38.

The square root of 7741397 is about 2782.3366079610. The cubic root of 7741397 is about 197.8213281218.

The spelling of 7741397 in words is "seven million, seven hundred forty-one thousand, three hundred ninety-seven".