7959818 has 8 divisors (see below), whose sum is σ = 11951712. Its totient is φ = 3975916.

The previous prime is 7959799. The next prime is 7959821. The reversal of 7959818 is 8189597.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2771 + ... + 4857.

It is an arithmetic number, because the mean of its divisors is an integer number (1493964).

Almost surely, 2^7959818 is an apocalyptic number.

7959818 is a deficient number, since it is larger than the sum of its proper divisors (3991894).

7959818 is a wasteful number, since it uses less digits than its factorization.

7959818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3996.

The product of its digits is 181440, while the sum is 47.

The square root of 7959818 is about 2821.3149416540. The cubic root of 7959818 is about 199.6645878078.

The spelling of 7959818 in words is "seven million, nine hundred fifty-nine thousand, eight hundred eighteen".