3261052215 has 48 divisors (see below), whose sum is σ = 5729881248. Its totient is φ = 1715539968.

The previous prime is 3261052199. The next prime is 3261052261. The reversal of 3261052215 is 5122501623.

It is a happy number.

3261052215 is a `hidden beast` number, since 32 + 610 + 5 + 2 + 2 + 15 = 666.

It is not a de Polignac number, because 3261052215 - 2⁴ = 3261052199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1513579 + ... + 1515731.

It is an arithmetic number, because the mean of its divisors is an integer number (119372526).

Almost surely, 2^3261052215 is an apocalyptic number.

3261052215 is a deficient number, since it is larger than the sum of its proper divisors (2468829033).

3261052215 is a wasteful number, since it uses less digits than its factorization.

3261052215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2608 (or 2605 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 3261052215 is about 57105.6233220512. The cubic root of 3261052215 is about 1482.9252187291.

Adding to 3261052215 its reverse (5122501623), we get a palindrome (8383553838).

The spelling of 3261052215 in words is "three billion, two hundred sixty-one million, fifty-two thousand, two hundred fifteen".