3925655 has 12 divisors (see below), whose sum is σ = 4811976. Its totient is φ = 3074400.

The previous prime is 3925637. The next prime is 3925667. The reversal of 3925655 is 5565293.

It is not a de Polignac number, because 3925655 - 2⁶ = 3925591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18500 + ... + 18710.

It is an arithmetic number, because the mean of its divisors is an integer number (400998).

Almost surely, 2^3925655 is an apocalyptic number.

3925655 is a deficient number, since it is larger than the sum of its proper divisors (886321).

3925655 is an equidigital number, since it uses as much as digits as its factorization.

3925655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338 (or 277 counting only the distinct ones).

The product of its digits is 40500, while the sum is 35.

The square root of 3925655 is about 1981.3265758072. The cubic root of 3925655 is about 157.7504874479.

The spelling of 3925655 in words is "three million, nine hundred twenty-five thousand, six hundred fifty-five".