260406925 has 24 divisors (see below), whose sum is σ = 339395936. Its totient is φ = 197951040.

The previous prime is 260406893. The next prime is 260406929. The reversal of 260406925 is 529604062.

It is not a de Polignac number, because 260406925 - 2⁵ = 260406893 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 (260406929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36502 + ... + 43048.

Almost surely, 2^260406925 is an apocalyptic number.

260406925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

260406925 is a deficient number, since it is larger than the sum of its proper divisors (78989011).

260406925 is a wasteful number, since it uses less digits than its factorization.

260406925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6637 (or 6632 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 260406925 is about 16137.1287718726. The cubic root of 260406925 is about 638.5832307555.

The spelling of 260406925 in words is "two hundred sixty million, four hundred six thousand, nine hundred twenty-five".