6879242 has 4 divisors (see below), whose sum is σ = 10318866. Its totient is φ = 3439620.

The previous prime is 6879227. The next prime is 6879253. The reversal of 6879242 is 2429786.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6806881 + 72361 = 2609^2 + 269^2 .

It is a d-powerful number, because it can be written as 6³ + 8⁵ + 7⁸ + 9² + 2⁵ + 4¹⁰ + 2¹⁵ .

It is a junction number, because it is equal to n+sod(n) for n = 6879196 and 6879205.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1719809 + ... + 1719812.

Almost surely, 2^6879242 is an apocalyptic number.

6879242 is a deficient number, since it is larger than the sum of its proper divisors (3439624).

6879242 is a wasteful number, since it uses less digits than its factorization.

6879242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3439623.

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

The square root of 6879242 is about 2622.8309133453. The cubic root of 6879242 is about 190.1867231776.

The spelling of 6879242 in words is "six million, eight hundred seventy-nine thousand, two hundred forty-two".