1999995714 has 12 divisors (see below), whose sum is σ = 4333324086. Its totient is φ = 666665232.

The previous prime is 1999995713. The next prime is 1999995731. The reversal of 1999995714 is 4175999991.

It can be written as a sum of positive squares in only one way, i.e., 1893555225 + 106440489 = 43515^2 + 10317^2 .

It is not an unprimeable number, because it can be changed into a prime (1999995713) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55555419 + ... + 55555454.

Almost surely, 2^1999995714 is an apocalyptic number.

1999995714 is an abundant number, since it is smaller than the sum of its proper divisors (2333328372).

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

1999995714 is a wasteful number, since it uses less digits than its factorization.

1999995714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111110881 (or 111110878 counting only the distinct ones).

The product of its digits is 8266860, while the sum is 63.

The square root of 1999995714 is about 44721.3116310334. The cubic root of 1999995714 is about 1259.9201498906.

The spelling of 1999995714 in words is "one billion, nine hundred ninety-nine million, nine hundred ninety-five thousand, seven hundred fourteen".