8164394 has 8 divisors (see below), whose sum is σ = 13996128. Its totient is φ = 3499020.

The previous prime is 8164349. The next prime is 8164397. The reversal of 8164394 is 4934618.

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 (8164397) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 291572 + ... + 291599.

It is an arithmetic number, because the mean of its divisors is an integer number (1749516).

Almost surely, 2^8164394 is an apocalyptic number.

8164394 is a deficient number, since it is larger than the sum of its proper divisors (5831734).

8164394 is a wasteful number, since it uses less digits than its factorization.

8164394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583180.

The product of its digits is 20736, while the sum is 35.

The square root of 8164394 is about 2857.3403717443. The cubic root of 8164394 is about 201.3606718671.

It can be divided in two parts, 8164 and 394, that added together give a palindrome (8558).

The spelling of 8164394 in words is "eight million, one hundred sixty-four thousand, three hundred ninety-four".