3256655 has 4 divisors (see below), whose sum is σ = 3907992. Its totient is φ = 2605320.

The previous prime is 3256637. The next prime is 3256681. The reversal of 3256655 is 5566523.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3256655 - 2⁸ = 3256399 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 3 ways as a sum of consecutive naturals, for example, 325661 + ... + 325670.

It is an arithmetic number, because the mean of its divisors is an integer number (976998).

Almost surely, 2^3256655 is an apocalyptic number.

3256655 is a deficient number, since it is larger than the sum of its proper divisors (651337).

3256655 is an equidigital number, since it uses as much as digits as its factorization.

3256655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651336.

The product of its digits is 27000, while the sum is 32.

The square root of 3256655 is about 1804.6204587115. The cubic root of 3256655 is about 148.2258391619.

The spelling of 3256655 in words is "three million, two hundred fifty-six thousand, six hundred fifty-five".