7662397 has 2 divisors, whose sum is σ = 7662398. Its totient is φ = 7662396.

The previous prime is 7662371. The next prime is 7662401. The reversal of 7662397 is 7932667.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4056196 + 3606201 = 2014^2 + 1899^2 .

It is a cyclic number.

It is not a de Polignac number, because 7662397 - 2¹¹ = 7660349 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7662307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3831198 + 3831199.

It is an arithmetic number, because the mean of its divisors is an integer number (3831199).

Almost surely, 2^7662397 is an apocalyptic number.

It is an amenable number.

7662397 is a deficient number, since it is larger than the sum of its proper divisors (1).

7662397 is an equidigital number, since it uses as much as digits as its factorization.

7662397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 95256, while the sum is 40.

The square root of 7662397 is about 2768.1035024002. The cubic root of 7662397 is about 197.1461119825.

The spelling of 7662397 in words is "seven million, six hundred sixty-two thousand, three hundred ninety-seven".