3261352261 has 8 divisors (see below), whose sum is σ = 3436486400. Its totient is φ = 3086566560.

The previous prime is 3261352247. The next prime is 3261352319. The reversal of 3261352261 is 1622531623.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3261352261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261352361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67776 + ... + 105433.

It is an arithmetic number, because the mean of its divisors is an integer number (429560800).

Almost surely, 2^3261352261 is an apocalyptic number.

It is an amenable number.

3261352261 is a deficient number, since it is larger than the sum of its proper divisors (175134139).

3261352261 is a wasteful number, since it uses less digits than its factorization.

3261352261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174219.

The product of its digits is 12960, while the sum is 31.

The square root of 3261352261 is about 57108.2503759308. The cubic root of 3261352261 is about 1482.9706981332.

Adding to 3261352261 its reverse (1622531623), we get a palindrome (4883883884).

The spelling of 3261352261 in words is "three billion, two hundred sixty-one million, three hundred fifty-two thousand, two hundred sixty-one".