7968938 has 8 divisors (see below), whose sum is σ = 12076932. Its totient is φ = 3943296.

The previous prime is 7968911. The next prime is 7968941. The reversal of 7968938 is 8398697.

It can be written as a sum of positive squares in 2 ways, for example, as 7524049 + 444889 = 2743^2 + 667^2 .

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

It is a Curzon number.

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, 20345 + ... + 20732.

Almost surely, 2^7968938 is an apocalyptic number.

7968938 is a deficient number, since it is larger than the sum of its proper divisors (4107994).

7968938 is a wasteful number, since it uses less digits than its factorization.

7968938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41176.

The product of its digits is 653184, while the sum is 50.

The square root of 7968938 is about 2822.9307465824. The cubic root of 7968938 is about 199.7408142589.

The spelling of 7968938 in words is "seven million, nine hundred sixty-eight thousand, nine hundred thirty-eight".