3259855 has 4 divisors (see below), whose sum is σ = 3911832. Its totient is φ = 2607880.

The previous prime is 3259853. The next prime is 3259891. The reversal of 3259855 is 5589523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5589523 = 467 ⋅11969.

It is not a de Polignac number, because 3259855 - 2¹ = 3259853 is a prime.

It is an Ulam number.

It is a Duffinian number.

3259855 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3259853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325981 + ... + 325990.

It is an arithmetic number, because the mean of its divisors is an integer number (977958).

Almost surely, 2^3259855 is an apocalyptic number.

3259855 is a deficient number, since it is larger than the sum of its proper divisors (651977).

3259855 is an equidigital number, since it uses as much as digits as its factorization.

3259855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651976.

The product of its digits is 54000, while the sum is 37.

The square root of 3259855 is about 1805.5068540440. The cubic root of 3259855 is about 148.2743723360.

It can be divided in two parts, 3259 and 855, that added together give a palindrome (4114).

The spelling of 3259855 in words is "three million, two hundred fifty-nine thousand, eight hundred fifty-five".