2143470336 has 72 divisors (see below), whose sum is σ = 6519738624. Its totient is φ = 612418560.

The previous prime is 2143470323. The next prime is 2143470337. The reversal of 2143470336 is 6330743412.

It is a junction number, because it is equal to n+sod(n) for n = 2143470297 and 2143470306.

It is not an unprimeable number, because it can be changed into a prime (2143470337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193980 + ... + 204731.

Almost surely, 2^2143470336 is an apocalyptic number.

It is an amenable number.

2143470336 is an abundant number, since it is smaller than the sum of its proper divisors (4376268288).

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

2143470336 is an equidigital number, since it uses as much as digits as its factorization.

2143470336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398737 (or 398723 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 33.

The square root of 2143470336 is about 46297.6277578020. The cubic root of 2143470336 is about 1289.3549518280.

The spelling of 2143470336 in words is "two billion, one hundred forty-three million, four hundred seventy thousand, three hundred thirty-six".