2728602 has 48 divisors (see below), whose sum is σ = 6455592. Its totient is φ = 829440.

The previous prime is 2728577. The next prime is 2728603. The reversal of 2728602 is 2068272.

2728602 is nontrivially palindromic in base 4.

2728602 is an esthetic number in base 8, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in 4 ways, for example, as 2692881 + 35721 = 1641^2 + 189^2 .

It is not an unprimeable number, because it can be changed into a prime (2728603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11202 + ... + 11442.

2^2728602 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2728602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3227796).

2728602 is an abundant number, since it is smaller than the sum of its proper divisors (3726990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2728602 is a wasteful number, since it uses less digits than its factorization.

2728602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303 (or 300 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 2728602 is about 1651.8480559664. The cubic root of 2728602 is about 139.7376378883.

The spelling of 2728602 in words is "two million, seven hundred twenty-eight thousand, six hundred two".