3985343032 has 64 divisors (see below), whose sum is σ = 8626383360. Its totient is φ = 1708291200.

The previous prime is 3985342969. The next prime is 3985343041. The reversal of 3985343032 is 2303435893.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129838 + ... + 157570.

It is an arithmetic number, because the mean of its divisors is an integer number (134787240).

Almost surely, 2^3985343032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3985343032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4313191680).

3985343032 is an abundant number, since it is smaller than the sum of its proper divisors (4641040328).

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

3985343032 is a wasteful number, since it uses less digits than its factorization.

3985343032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27844 (or 27840 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 40.

The square root of 3985343032 is about 63129.5733551241. The cubic root of 3985343032 is about 1585.4598050994.

The spelling of 3985343032 in words is "three billion, nine hundred eighty-five million, three hundred forty-three thousand, thirty-two".