3261375 has 48 divisors (see below), whose sum is σ = 6359808. Its totient is φ = 1598400.

The previous prime is 3261373. The next prime is 3261397. The reversal of 3261375 is 5731623.

It is a happy number.

It is not a de Polignac number, because 3261375 - 2¹ = 3261373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261371) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14514 + ... + 14736.

It is an arithmetic number, because the mean of its divisors is an integer number (132496).

Almost surely, 2^3261375 is an apocalyptic number.

3261375 is a deficient number, since it is larger than the sum of its proper divisors (3098433).

3261375 is a wasteful number, since it uses less digits than its factorization.

3261375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 244 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 3261375 is about 1805.9277394182. The cubic root of 3261375 is about 148.2974144678.

Adding to 3261375 its reverse (5731623), we get a palindrome (8992998).

The spelling of 3261375 in words is "three million, two hundred sixty-one thousand, three hundred seventy-five".