8398394 has 8 divisors (see below), whose sum is σ = 12627360. Its totient is φ = 4189276.

The previous prime is 8398393. The next prime is 8398409. The reversal of 8398394 is 4938938.

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

It is not an unprimeable number, because it can be changed into a prime (8398393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3854 + ... + 5625.

It is an arithmetic number, because the mean of its divisors is an integer number (1578420).

Almost surely, 2^8398394 is an apocalyptic number.

8398394 is a deficient number, since it is larger than the sum of its proper divisors (4228966).

8398394 is a wasteful number, since it uses less digits than its factorization.

8398394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9924.

The product of its digits is 186624, while the sum is 44.

The square root of 8398394 is about 2897.9982746717. The cubic root of 8398394 is about 203.2663155170.

The spelling of 8398394 in words is "eight million, three hundred ninety-eight thousand, three hundred ninety-four".