2725829 has 2 divisors, whose sum is σ = 2725830. Its totient is φ = 2725828.

The previous prime is 2725823. The next prime is 2725837. The reversal of 2725829 is 9285272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2553604 + 172225 = 1598^2 + 415^2 .

It is a cyclic number.

It is not a de Polignac number, because 2725829 - 2²⁰ = 1677253 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2⁸ + 7⁵ + 2¹⁰ + 5⁷ + 8⁷ + 2¹⁰ + 9⁶ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2725823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1362914 + 1362915.

It is an arithmetic number, because the mean of its divisors is an integer number (1362915).

2^2725829 is an apocalyptic number.

It is an amenable number.

2725829 is a deficient number, since it is larger than the sum of its proper divisors (1).

2725829 is an equidigital number, since it uses as much as digits as its factorization.

2725829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 35.

The square root of 2725829 is about 1651.0084796875. The cubic root of 2725829 is about 139.6902847248.

The spelling of 2725829 in words is "two million, seven hundred twenty-five thousand, eight hundred twenty-nine".