2725629 has 4 divisors (see below), whose sum is σ = 3634176. Its totient is φ = 1817084.

The previous prime is 2725621. The next prime is 2725643. The reversal of 2725629 is 9265272.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2725629 - 2³ = 2725621 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 2725629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2725621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 454269 + ... + 454274.

It is an arithmetic number, because the mean of its divisors is an integer number (908544).

2^2725629 is an apocalyptic number.

It is an amenable number.

2725629 is a deficient number, since it is larger than the sum of its proper divisors (908547).

2725629 is an equidigital number, since it uses as much as digits as its factorization.

2725629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908546.

The product of its digits is 15120, while the sum is 33.

The square root of 2725629 is about 1650.9479095356. The cubic root of 2725629 is about 139.6868681813.

The spelling of 2725629 in words is "two million, seven hundred twenty-five thousand, six hundred twenty-nine".