3255645 has 16 divisors (see below), whose sum is σ = 5253120. Its totient is φ = 1721664.

The previous prime is 3255641. The next prime is 3255649. The reversal of 3255645 is 5465523.

It is an interprime number because it is at equal distance from previous prime (3255641) and next prime (3255649).

It is not a de Polignac number, because 3255645 - 2² = 3255641 is a prime.

It is a super-3 number, since 3×3255645³ (a number of 21 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3255641) 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 15 ways as a sum of consecutive naturals, for example, 1051 + ... + 2759.

It is an arithmetic number, because the mean of its divisors is an integer number (328320).

Almost surely, 2^3255645 is an apocalyptic number.

It is an amenable number.

3255645 is a deficient number, since it is larger than the sum of its proper divisors (1997475).

3255645 is a wasteful number, since it uses less digits than its factorization.

3255645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844.

The product of its digits is 18000, while the sum is 30.

The square root of 3255645 is about 1804.3405997760. The cubic root of 3255645 is about 148.2105142782.

The spelling of 3255645 in words is "three million, two hundred fifty-five thousand, six hundred forty-five".