3985322461 has 8 divisors (see below), whose sum is σ = 4225872384. Its totient is φ = 3745452480.

The previous prime is 3985322449. The next prime is 3985322483. The reversal of 3985322461 is 1642235893.

3985322461 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3985322461 - 2¹³ = 3985314269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3985322441) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 157885 + ... + 181378.

It is an arithmetic number, because the mean of its divisors is an integer number (528234048).

Almost surely, 2^3985322461 is an apocalyptic number.

It is an amenable number.

3985322461 is a deficient number, since it is larger than the sum of its proper divisors (240549923).

3985322461 is a wasteful number, since it uses less digits than its factorization.

3985322461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339971.

The product of its digits is 311040, while the sum is 43.

The square root of 3985322461 is about 63129.4104281040. The cubic root of 3985322461 is about 1585.4570772246.

The spelling of 3985322461 in words is "three billion, nine hundred eighty-five million, three hundred twenty-two thousand, four hundred sixty-one".