8396538 has 32 divisors (see below), whose sum is σ = 17905536. Its totient is φ = 2615808.

The previous prime is 8396519. The next prime is 8396569. The reversal of 8396538 is 8356938.

It is a self number, because there is not a number n which added to its sum of digits gives 8396538.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26670 + ... + 26982.

It is an arithmetic number, because the mean of its divisors is an integer number (559548).

Almost surely, 2^8396538 is an apocalyptic number.

8396538 is an abundant number, since it is smaller than the sum of its proper divisors (9508998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8396538 is a wasteful number, since it uses less digits than its factorization.

8396538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598.

The product of its digits is 155520, while the sum is 42.

The square root of 8396538 is about 2897.6780359453. The cubic root of 8396538 is about 203.2513408256.

The spelling of 8396538 in words is "eight million, three hundred ninety-six thousand, five hundred thirty-eight".