1995984535 has 16 divisors (see below), whose sum is σ = 2595057696. Its totient is φ = 1467906048.

The previous prime is 1995984521. The next prime is 1995984553. The reversal of 1995984535 is 5354895991.

It is a cyclic number.

It is not a de Polignac number, because 1995984535 - 2⁵ = 1995984503 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1995984535.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 269394 + ... + 276703.

It is an arithmetic number, because the mean of its divisors is an integer number (162191106).

Almost surely, 2^1995984535 is an apocalyptic number.

1995984535 is a deficient number, since it is larger than the sum of its proper divisors (599073161).

1995984535 is a wasteful number, since it uses less digits than its factorization.

1995984535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546162.

The product of its digits is 8748000, while the sum is 58.

The square root of 1995984535 is about 44676.4427299220. The cubic root of 1995984535 is about 1259.0772901483.

The spelling of 1995984535 in words is "one billion, nine hundred ninety-five million, nine hundred eighty-four thousand, five hundred thirty-five".