8136398 has 8 divisors (see below), whose sum is σ = 12217608. Its totient is φ = 4063864.

The previous prime is 8136397. The next prime is 8136433. The reversal of 8136398 is 8936318.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8136391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1265 + ... + 4227.

It is an arithmetic number, because the mean of its divisors is an integer number (1527201).

Almost surely, 2^8136398 is an apocalyptic number.

8136398 is a deficient number, since it is larger than the sum of its proper divisors (4081210).

8136398 is a wasteful number, since it uses less digits than its factorization.

8136398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4338.

The product of its digits is 31104, while the sum is 38.

The square root of 8136398 is about 2852.4372035156. The cubic root of 8136398 is about 201.1302506354.

The spelling of 8136398 in words is "eight million, one hundred thirty-six thousand, three hundred ninety-eight".