7966142 has 8 divisors (see below), whose sum is σ = 12468816. Its totient is φ = 3809872.

The previous prime is 7966141. The next prime is 7966157. The reversal of 7966142 is 2416697.

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 (7966141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86543 + ... + 86634.

It is an arithmetic number, because the mean of its divisors is an integer number (1558602).

Almost surely, 2^7966142 is an apocalyptic number.

7966142 is a deficient number, since it is larger than the sum of its proper divisors (4502674).

7966142 is a wasteful number, since it uses less digits than its factorization.

7966142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173202.

The product of its digits is 18144, while the sum is 35.

The square root of 7966142 is about 2822.4354731331. The cubic root of 7966142 is about 199.7174510183.

The spelling of 7966142 in words is "seven million, nine hundred sixty-six thousand, one hundred forty-two".