8397650 has 12 divisors (see below), whose sum is σ = 15619722. Its totient is φ = 3359040.

The previous prime is 8397629. The next prime is 8397709. The reversal of 8397650 is 567938.

It can be written as a sum of positive squares in 3 ways, for example, as 7845601 + 552049 = 2801^2 + 743^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83927 + ... + 84026.

Almost surely, 2^8397650 is an apocalyptic number.

8397650 is a deficient number, since it is larger than the sum of its proper divisors (7222072).

8397650 is a wasteful number, since it uses less digits than its factorization.

8397650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167965 (or 167960 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 8397650 is about 2897.8699073630. The cubic root of 8397650 is about 203.2603129962.

The spelling of 8397650 in words is "eight million, three hundred ninety-seven thousand, six hundred fifty".