8396945 has 8 divisors (see below), whose sum is σ = 10139136. Its totient is φ = 6675696.

The previous prime is 8396881. The next prime is 8396951. The reversal of 8396945 is 5496938.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8396945 - 2⁶ = 8396881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8396896 and 8396905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4337 + ... + 5966.

It is an arithmetic number, because the mean of its divisors is an integer number (1267392).

Almost surely, 2^8396945 is an apocalyptic number.

It is an amenable number.

8396945 is a deficient number, since it is larger than the sum of its proper divisors (1742191).

8396945 is a wasteful number, since it uses less digits than its factorization.

8396945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10471.

The product of its digits is 233280, while the sum is 44.

The square root of 8396945 is about 2897.7482637386. The cubic root of 8396945 is about 203.2546247965.

The spelling of 8396945 in words is "eight million, three hundred ninety-six thousand, nine hundred forty-five".