8667142 has 8 divisors (see below), whose sum is σ = 14182632. Its totient is φ = 3939600.

The previous prime is 8667137. The next prime is 8667151. The reversal of 8667142 is 2417668.

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 = 8667098 and 8667107.

It is a congruent number.

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, 196959 + ... + 197002.

It is an arithmetic number, because the mean of its divisors is an integer number (1772829).

Almost surely, 2^8667142 is an apocalyptic number.

8667142 is a deficient number, since it is larger than the sum of its proper divisors (5515490).

8667142 is a wasteful number, since it uses less digits than its factorization.

8667142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393974.

The product of its digits is 16128, while the sum is 34.

The square root of 8667142 is about 2944.0010190216. The cubic root of 8667142 is about 205.4117601360.

It can be divided in two parts, 866 and 7142, that added together give a palindrome (8008).

The spelling of 8667142 in words is "eight million, six hundred sixty-seven thousand, one hundred forty-two".