8394661 has 8 divisors (see below), whose sum is σ = 9178848. Its totient is φ = 7614000.

The previous prime is 8394643. The next prime is 8394667. The reversal of 8394661 is 1664938.

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

It is a cyclic number.

It is not a de Polignac number, because 8394661 - 2¹⁷ = 8263589 is a prime.

It is a Duffinian number.

8394661 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 8394661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8394667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8451 + ... + 9391.

It is an arithmetic number, because the mean of its divisors is an integer number (1147356).

Almost surely, 2^8394661 is an apocalyptic number.

It is an amenable number.

8394661 is a deficient number, since it is larger than the sum of its proper divisors (784187).

8394661 is a wasteful number, since it uses less digits than its factorization.

8394661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763.

The product of its digits is 31104, while the sum is 37.

The square root of 8394661 is about 2897.3541378299. The cubic root of 8394661 is about 203.2361944562.

The spelling of 8394661 in words is "eight million, three hundred ninety-four thousand, six hundred sixty-one".