1996013652 has 12 divisors (see below), whose sum is σ = 4657365216. Its totient is φ = 665337880.

The previous prime is 1996013651. The next prime is 1996013749. The reversal of 1996013652 is 2563106991.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1996013651) 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, 83167224 + ... + 83167247.

It is an arithmetic number, because the mean of its divisors is an integer number (388113768).

Almost surely, 2^1996013652 is an apocalyptic number.

1996013652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1996013652 is an abundant number, since it is smaller than the sum of its proper divisors (2661351564).

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

1996013652 is a wasteful number, since it uses less digits than its factorization.

1996013652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166334478 (or 166334476 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 1996013652 is about 44676.7685939796. The cubic root of 1996013652 is about 1259.0834125029.

The spelling of 1996013652 in words is "one billion, nine hundred ninety-six million, thirteen thousand, six hundred fifty-two".