2740124 has 6 divisors (see below), whose sum is σ = 4795224. Its totient is φ = 1370060.

The previous prime is 2740093. The next prime is 2740139. The reversal of 2740124 is 4210472.

It is a junction number, because it is equal to n+sod(n) for n = 2740096 and 2740105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 342512 + ... + 342519.

It is an arithmetic number, because the mean of its divisors is an integer number (799204).

2^2740124 is an apocalyptic number.

It is an amenable number.

2740124 is a deficient number, since it is larger than the sum of its proper divisors (2055100).

2740124 is a wasteful number, since it uses less digits than its factorization.

2740124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685035 (or 685033 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 2740124 is about 1655.3319908707. The cubic root of 2740124 is about 139.9340505709.

Adding to 2740124 its reverse (4210472), we get a palindrome (6950596).

The spelling of 2740124 in words is "two million, seven hundred forty thousand, one hundred twenty-four".