2529725 has 12 divisors (see below), whose sum is σ = 3422400. Its totient is φ = 1839600.

The previous prime is 2529721. The next prime is 2529749. The reversal of 2529725 is 5279252.

It is a happy number.

It is not a de Polignac number, because 2529725 - 2² = 2529721 is a prime.

It is a Curzon number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2529691 and 2529700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2529721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4325 + ... + 4874.

It is an arithmetic number, because the mean of its divisors is an integer number (285200).

2^2529725 is an apocalyptic number.

2529725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2529725 is a deficient number, since it is larger than the sum of its proper divisors (892675).

2529725 is a wasteful number, since it uses less digits than its factorization.

2529725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9220 (or 9215 counting only the distinct ones).

The product of its digits is 12600, while the sum is 32.

The square root of 2529725 is about 1590.5109242001. The cubic root of 2529725 is about 136.2566699874.

The spelling of 2529725 in words is "two million, five hundred twenty-nine thousand, seven hundred twenty-five".