2546728 has 16 divisors (see below), whose sum is σ = 4792500. Its totient is φ = 1268736.

The previous prime is 2546701. The next prime is 2546729. The reversal of 2546728 is 8276452.

It can be written as a sum of positive squares in 2 ways, for example, as 2490084 + 56644 = 1578^2 + 238^2 .

It is a d-powerful number, because it can be written as 2¹² + 5⁸ + 4⁶ + 6⁶ + 7 + 2²¹ + 8⁴ .

It is a junction number, because it is equal to n+sod(n) for n = 2546693 and 2546702.

It is not an unprimeable number, because it can be changed into a prime (2546729) 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, 3238 + ... + 3946.

2^2546728 is an apocalyptic number.

It is an amenable number.

2546728 is a deficient number, since it is larger than the sum of its proper divisors (2245772).

2546728 is a wasteful number, since it uses less digits than its factorization.

2546728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164 (or 1160 counting only the distinct ones).

The product of its digits is 26880, while the sum is 34.

The square root of 2546728 is about 1595.8471104714. The cubic root of 2546728 is about 136.5612618428.

The spelling of 2546728 in words is "two million, five hundred forty-six thousand, seven hundred twenty-eight".