3261587424 has 48 divisors (see below), whose sum is σ = 9012286080. Its totient is φ = 1029974400.

The previous prime is 3261587393. The next prime is 3261587507. The reversal of 3261587424 is 4247851623.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 892252 + ... + 895899.

It is an arithmetic number, because the mean of its divisors is an integer number (187755960).

Almost surely, 2^3261587424 is an apocalyptic number.

It is an amenable number.

3261587424 is an abundant number, since it is smaller than the sum of its proper divisors (5750698656).

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

3261587424 is a wasteful number, since it uses less digits than its factorization.

3261587424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788183 (or 1788175 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

The square root of 3261587424 is about 57110.3092619888. The cubic root of 3261587424 is about 1483.0063409616.

The spelling of 3261587424 in words is "three billion, two hundred sixty-one million, five hundred eighty-seven thousand, four hundred twenty-four".