2756242 has 8 divisors (see below), whose sum is σ = 4158000. Its totient is φ = 1370244.

The previous prime is 2756219. The next prime is 2756249. The reversal of 2756242 is 2426572.

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 2¹⁷ + 7³ + 5⁵ + 6 + 2¹⁹ + 4⁴ + 2²¹ .

It is a self number, because there is not a number n which added to its sum of digits gives 2756242.

It is not an unprimeable number, because it can be changed into a prime (2756249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3492 + ... + 4207.

It is an arithmetic number, because the mean of its divisors is an integer number (519750).

2^2756242 is an apocalyptic number.

2756242 is a deficient number, since it is larger than the sum of its proper divisors (1401758).

2756242 is a wasteful number, since it uses less digits than its factorization.

2756242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7880.

The product of its digits is 6720, while the sum is 28.

The square root of 2756242 is about 1660.1933622322. The cubic root of 2756242 is about 140.2078884290.

The spelling of 2756242 in words is "two million, seven hundred fifty-six thousand, two hundred forty-two".