3261907160 has 64 divisors (see below), whose sum is σ = 7510233600. Its totient is φ = 1274484096.

The previous prime is 3261907123. The next prime is 3261907163. The reversal of 3261907160 is 617091623.

It is a self number, because there is not a number n which added to its sum of digits gives 3261907160.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261907163) 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, 1162319 + ... + 1165121.

It is an arithmetic number, because the mean of its divisors is an integer number (117347400).

Almost surely, 2^3261907160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3261907160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3755116800).

3261907160 is an abundant number, since it is smaller than the sum of its proper divisors (4248326440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3261907160 is a wasteful number, since it uses less digits than its factorization.

3261907160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3480 (or 3476 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 3261907160 is about 57113.1084778267. The cubic root of 3261907160 is about 1483.0547994738.

Adding to 3261907160 its reverse (617091623), we get a palindrome (3878998783).

The spelling of 3261907160 in words is "three billion, two hundred sixty-one million, nine hundred seven thousand, one hundred sixty".