3261587442 has 8 divisors (see below), whose sum is σ = 6523174896. Its totient is φ = 1087195812.

The previous prime is 3261587393. The next prime is 3261587507. The reversal of 3261587442 is 2447851623.

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

3261587442 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 3261587394 and 3261587403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271798948 + ... + 271798959.

It is an arithmetic number, because the mean of its divisors is an integer number (815396862).

Almost surely, 2^3261587442 is an apocalyptic number.

3261587442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3261587442 is a wasteful number, since it uses less digits than its factorization.

3261587442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543597912.

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

The square root of 3261587442 is about 57110.3094195785. The cubic root of 3261587442 is about 1483.0063436897.

The spelling of 3261587442 in words is "three billion, two hundred sixty-one million, five hundred eighty-seven thousand, four hundred forty-two".