2725229 has 8 divisors (see below), whose sum is σ = 3007032. Its totient is φ = 2453760.

The previous prime is 2725199. The next prime is 2725231. The reversal of 2725229 is 9225272.

It can be written as a sum of positive squares in 4 ways, for example, as 469225 + 2256004 = 685^2 + 1502^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2725229 - 2¹² = 2721133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2725259) 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, 2024 + ... + 3089.

It is an arithmetic number, because the mean of its divisors is an integer number (375879).

2^2725229 is an apocalyptic number.

It is an amenable number.

2725229 is a deficient number, since it is larger than the sum of its proper divisors (281803).

2725229 is a wasteful number, since it uses less digits than its factorization.

2725229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5167.

The product of its digits is 5040, while the sum is 29.

The square root of 2725229 is about 1650.8267625647. The cubic root of 2725229 is about 139.6800345928.

The spelling of 2725229 in words is "two million, seven hundred twenty-five thousand, two hundred twenty-nine".