2684242 has 8 divisors (see below), whose sum is σ = 4392432. Its totient is φ = 1220100.

The previous prime is 2684237. The next prime is 2684257. The reversal of 2684242 is 2424862.

2684242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×2684242² = 14410310229128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2684242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60984 + ... + 61027.

It is an arithmetic number, because the mean of its divisors is an integer number (549054).

2^2684242 is an apocalyptic number.

2684242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2684242 is a deficient number, since it is larger than the sum of its proper divisors (1708190).

2684242 is a wasteful number, since it uses less digits than its factorization.

2684242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122024.

The product of its digits is 6144, while the sum is 28.

The square root of 2684242 is about 1638.3656490540. The cubic root of 2684242 is about 138.9762394043.

It can be divided in two parts, 2684 and 242, that added together give a triangular number (2926 = T₇₆).

The spelling of 2684242 in words is "two million, six hundred eighty-four thousand, two hundred forty-two".