2706428 has 12 divisors (see below), whose sum is σ = 4782960. Its totient is φ = 1339872.

The previous prime is 2706427. The next prime is 2706437. The reversal of 2706428 is 8246072.

It is a self number, because there is not a number n which added to its sum of digits gives 2706428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2706427) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2873 + ... + 3696.

It is an arithmetic number, because the mean of its divisors is an integer number (398580).

2^2706428 is an apocalyptic number.

It is an amenable number.

2706428 is a deficient number, since it is larger than the sum of its proper divisors (2076532).

2706428 is a wasteful number, since it uses less digits than its factorization.

2706428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6676 (or 6674 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 2706428 is about 1645.1224878410. The cubic root of 2706428 is about 139.3580816266.

The spelling of 2706428 in words is "two million, seven hundred six thousand, four hundred twenty-eight".