2725428 has 24 divisors (see below), whose sum is σ = 6386688. Its totient is φ = 904576.

The previous prime is 2725369. The next prime is 2725433. The reversal of 2725428 is 8245272.

2725428 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2725395 and 2725404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4300 + ... + 4892.

It is an arithmetic number, because the mean of its divisors is an integer number (266112).

2^2725428 is an apocalyptic number.

It is an amenable number.

2725428 is an abundant number, since it is smaller than the sum of its proper divisors (3661260).

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

2725428 is a wasteful number, since it uses less digits than its factorization.

2725428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983 (or 981 counting only the distinct ones).

The product of its digits is 8960, while the sum is 30.

The square root of 2725428 is about 1650.8870342940. The cubic root of 2725428 is about 139.6834343866.

The spelling of 2725428 in words is "two million, seven hundred twenty-five thousand, four hundred twenty-eight".