8765397 has 12 divisors (see below), whose sum is σ = 12755340. Its totient is φ = 5800128.

The previous prime is 8765377. The next prime is 8765401. The reversal of 8765397 is 7935678.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3048516 + 5716881 = 1746^2 + 2391^2 .

It is not a de Polignac number, because 8765397 - 2⁷ = 8765269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8765357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2322 + ... + 4787.

It is an arithmetic number, because the mean of its divisors is an integer number (1062945).

Almost surely, 2^8765397 is an apocalyptic number.

It is an amenable number.

8765397 is a deficient number, since it is larger than the sum of its proper divisors (3989943).

8765397 is a wasteful number, since it uses less digits than its factorization.

8765397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7252 (or 7249 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 8765397 is about 2960.6413156612. The cubic root of 8765397 is about 206.1850616498.

The spelling of 8765397 in words is "eight million, seven hundred sixty-five thousand, three hundred ninety-seven".