8164942 has 8 divisors (see below), whose sum is σ = 12325896. Its totient is φ = 4056312.

The previous prime is 8164939. The next prime is 8164943. The reversal of 8164942 is 2494618.

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

It is a junction number, because it is equal to n+sod(n) for n = 8164898 and 8164907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8164943) 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, 12688 + ... + 13315.

It is an arithmetic number, because the mean of its divisors is an integer number (1540737).

Almost surely, 2^8164942 is an apocalyptic number.

8164942 is a deficient number, since it is larger than the sum of its proper divisors (4160954).

8164942 is a wasteful number, since it uses less digits than its factorization.

8164942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26162.

The product of its digits is 13824, while the sum is 34.

The square root of 8164942 is about 2857.4362635062. The cubic root of 8164942 is about 201.3651769241.

The spelling of 8164942 in words is "eight million, one hundred sixty-four thousand, nine hundred forty-two".