2147984395 has 8 divisors (see below), whose sum is σ = 2584384560. Its totient is φ = 1713852000.

The previous prime is 2147984381. The next prime is 2147984407. The reversal of 2147984395 is 5934897412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2147984395 - 2⁹ = 2147983883 is a prime.

It is a super-2 number, since 2×2147984395² = 9227673922327032050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564856 + ... + 568645.

It is an arithmetic number, because the mean of its divisors is an integer number (323048070).

Almost surely, 2^2147984395 is an apocalyptic number.

2147984395 is a deficient number, since it is larger than the sum of its proper divisors (436400165).

2147984395 is a wasteful number, since it uses less digits than its factorization.

2147984395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133885.

The product of its digits is 2177280, while the sum is 52.

The square root of 2147984395 is about 46346.3525533563. The cubic root of 2147984395 is about 1290.2594264214.

The spelling of 2147984395 in words is "two billion, one hundred forty-seven million, nine hundred eighty-four thousand, three hundred ninety-five".