8398516 has 24 divisors (see below), whose sum is σ = 17377920. Its totient is φ = 3474912.

The previous prime is 8398483. The next prime is 8398531. The reversal of 8398516 is 6158938.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4360 + ... + 5983.

It is an arithmetic number, because the mean of its divisors is an integer number (724080).

Almost surely, 2^8398516 is an apocalyptic number.

It is an amenable number.

8398516 is an abundant number, since it is smaller than the sum of its proper divisors (8979404).

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

8398516 is a wasteful number, since it uses less digits than its factorization.

8398516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10383 (or 10381 counting only the distinct ones).

The product of its digits is 51840, while the sum is 40.

The square root of 8398516 is about 2898.0193236071. The cubic root of 8398516 is about 203.2672997675.

The spelling of 8398516 in words is "eight million, three hundred ninety-eight thousand, five hundred sixteen".