3242105639 has 4 divisors (see below), whose sum is σ = 3265430280. Its totient is φ = 3218781000.

The previous prime is 3242105621. The next prime is 3242105677. The reversal of 3242105639 is 9365012423.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3242105639 is a prime.

It is a super-2 number, since 2×3242105639² = 21022497948871196642, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3242105599 and 3242105608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3242105539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11662112 + ... + 11662389.

It is an arithmetic number, because the mean of its divisors is an integer number (816357570).

Almost surely, 2^3242105639 is an apocalyptic number.

3242105639 is a deficient number, since it is larger than the sum of its proper divisors (23324641).

3242105639 is a wasteful number, since it uses less digits than its factorization.

3242105639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23324640.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 3242105639 is about 56939.4910321475. The cubic root of 3242105639 is about 1480.0477277949.

The spelling of 3242105639 in words is "three billion, two hundred forty-two million, one hundred five thousand, six hundred thirty-nine".