2609925 has 48 divisors (see below), whose sum is σ = 4821120. Its totient is φ = 1239040.

The previous prime is 2609911. The next prime is 2609947. The reversal of 2609925 is 5299062.

2609925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2609925 - 2⁹ = 2609413 is a prime.

It is a super-3 number, since 3×2609925³ = 53334144964629984375, which contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29281 + ... + 29369.

It is an arithmetic number, because the mean of its divisors is an integer number (100440).

2^2609925 is an apocalyptic number.

2609925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2609925 is a deficient number, since it is larger than the sum of its proper divisors (2211195).

2609925 is a wasteful number, since it uses less digits than its factorization.

2609925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 2609925 is about 1615.5262300563. The cubic root of 2609925 is about 137.6816332407.

The spelling of 2609925 in words is "two million, six hundred nine thousand, nine hundred twenty-five".