2725557 has 8 divisors (see below), whose sum is σ = 3722880. Its totient is φ = 1772640.

The previous prime is 2725553. The next prime is 2725561. The reversal of 2725557 is 7555272.

It is an interprime number because it is at equal distance from previous prime (2725553) and next prime (2725561).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2725557 - 2² = 2725553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2725553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10957 + ... + 11202.

It is an arithmetic number, because the mean of its divisors is an integer number (465360).

2^2725557 is an apocalyptic number.

It is an amenable number.

2725557 is a deficient number, since it is larger than the sum of its proper divisors (997323).

2725557 is a wasteful number, since it uses less digits than its factorization.

2725557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22203.

The product of its digits is 24500, while the sum is 33.

The square root of 2725557 is about 1650.9261037369. The cubic root of 2725557 is about 139.6856381847.

The spelling of 2725557 in words is "two million, seven hundred twenty-five thousand, five hundred fifty-seven".