3261293871 has 16 divisors (see below), whose sum is σ = 4744656000. Its totient is φ = 1976143520.

The previous prime is 3261293869. The next prime is 3261293881. The reversal of 3261293871 is 1783921623.

3261293871 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3261293871 - 2¹ = 3261293869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261293831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305380 + ... + 315878.

It is an arithmetic number, because the mean of its divisors is an integer number (296541000).

Almost surely, 2^3261293871 is an apocalyptic number.

3261293871 is a deficient number, since it is larger than the sum of its proper divisors (1483362129).

3261293871 is a wasteful number, since it uses less digits than its factorization.

3261293871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19926.

The product of its digits is 108864, while the sum is 42.

The square root of 3261293871 is about 57107.7391515371. The cubic root of 3261293871 is about 1482.9618479009.

The spelling of 3261293871 in words is "three billion, two hundred sixty-one million, two hundred ninety-three thousand, eight hundred seventy-one".