2748428 has 6 divisors (see below), whose sum is σ = 4809756. Its totient is φ = 1374212.

The previous prime is 2748413. The next prime is 2748433. The reversal of 2748428 is 8248472.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 343550 + ... + 343557.

It is an arithmetic number, because the mean of its divisors is an integer number (801626).

2^2748428 is an apocalyptic number.

It is an amenable number.

2748428 is a deficient number, since it is larger than the sum of its proper divisors (2061328).

2748428 is a wasteful number, since it uses less digits than its factorization.

2748428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687111 (or 687109 counting only the distinct ones).

The product of its digits is 28672, while the sum is 35.

The square root of 2748428 is about 1657.8383515892. The cubic root of 2748428 is about 140.0752656515.

The spelling of 2748428 in words is "two million, seven hundred forty-eight thousand, four hundred twenty-eight".