8390336 has 28 divisors (see below), whose sum is σ = 17190720. Its totient is φ = 4058880.

The previous prime is 8390329. The next prime is 8390351. The reversal of 8390336 is 6330938.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

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 3 ways as a sum of consecutive naturals, for example, 131 + ... + 4098.

Almost surely, 2^8390336 is an apocalyptic number.

It is an amenable number.

8390336 is an abundant number, since it is smaller than the sum of its proper divisors (8800384).

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

8390336 is a wasteful number, since it uses less digits than its factorization.

8390336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4272 (or 4262 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 8390336 is about 2896.6076710525. The cubic root of 8390336 is about 203.2012854611.

The spelling of 8390336 in words is "eight million, three hundred ninety thousand, three hundred thirty-six".