3995343287 has 16 divisors (see below), whose sum is σ = 4422388320. Its totient is φ = 3585555072.

The previous prime is 3995343283. The next prime is 3995343301. The reversal of 3995343287 is 7823435993.

It is a cyclic number.

It is not a de Polignac number, because 3995343287 - 2² = 3995343283 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 (3995343283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 858188 + ... + 862830.

It is an arithmetic number, because the mean of its divisors is an integer number (276399270).

Almost surely, 2^3995343287 is an apocalyptic number.

3995343287 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3995343287 is a deficient number, since it is larger than the sum of its proper divisors (427045033).

3995343287 is a wasteful number, since it uses less digits than its factorization.

3995343287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6482.

The product of its digits is 4898880, while the sum is 53.

The square root of 3995343287 is about 63208.7279337276. The cubic root of 3995343287 is about 1586.7848068403.

The spelling of 3995343287 in words is "three billion, nine hundred ninety-five million, three hundred forty-three thousand, two hundred eighty-seven".