3261344087 has 4 divisors (see below), whose sum is σ = 3403141680. Its totient is φ = 3119546496.

The previous prime is 3261344081. The next prime is 3261344137. The reversal of 3261344087 is 7804431623.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3261344087 - 2⁸ = 3261343831 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3261344087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261344081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70898762 + ... + 70898807.

It is an arithmetic number, because the mean of its divisors is an integer number (850785420).

Almost surely, 2^3261344087 is an apocalyptic number.

3261344087 is a deficient number, since it is larger than the sum of its proper divisors (141797593).

3261344087 is a wasteful number, since it uses less digits than its factorization.

3261344087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141797592.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 3261344087 is about 57108.1788100444. The cubic root of 3261344087 is about 1482.9694591980.

The spelling of 3261344087 in words is "three billion, two hundred sixty-one million, three hundred forty-four thousand, eighty-seven".