3984651533 has 16 divisors (see below), whose sum is σ = 4180704000. Its totient is φ = 3792664512.

The previous prime is 3984651509. The next prime is 3984651551. The reversal of 3984651533 is 3351564893.

3984651533 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3984651533 - 2²⁰ = 3983602957 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 (3984651733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2448266 + ... + 2449892.

It is an arithmetic number, because the mean of its divisors is an integer number (261294000).

Almost surely, 2^3984651533 is an apocalyptic number.

It is an amenable number.

3984651533 is a deficient number, since it is larger than the sum of its proper divisors (196052467).

3984651533 is a wasteful number, since it uses less digits than its factorization.

3984651533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804.

The product of its digits is 1166400, while the sum is 47.

The square root of 3984651533 is about 63124.0962945213. The cubic root of 3984651533 is about 1585.3681018025.

The spelling of 3984651533 in words is "three billion, nine hundred eighty-four million, six hundred fifty-one thousand, five hundred thirty-three".