7968242 has 8 divisors (see below), whose sum is σ = 12116316. Its totient is φ = 3929472.

The previous prime is 7968229. The next prime is 7968299. The reversal of 7968242 is 2428697.

It can be written as a sum of positive squares in 2 ways, for example, as 7958041 + 10201 = 2821^2 + 101^2 .

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

It is a d-powerful number, because it can be written as 7⁸ + 9² + 6⁵ + 8⁵ + 2⁷ + 4⁸ + 2²¹ .

It is a junction number, because it is equal to n+sod(n) for n = 7968196 and 7968205.

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, 27143 + ... + 27434.

Almost surely, 2^7968242 is an apocalyptic number.

7968242 is a deficient number, since it is larger than the sum of its proper divisors (4148074).

7968242 is a wasteful number, since it uses less digits than its factorization.

7968242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54652.

The product of its digits is 48384, while the sum is 38.

The square root of 7968242 is about 2822.8074677526. The cubic root of 7968242 is about 199.7349990275.

The spelling of 7968242 in words is "seven million, nine hundred sixty-eight thousand, two hundred forty-two".