2021687714 has 16 divisors (see below), whose sum is σ = 3050707968. Its totient is φ = 1004803632.

The previous prime is 2021687713. The next prime is 2021687729. The reversal of 2021687714 is 4177861202.

It is not an unprimeable number, because it can be changed into a prime (2021687711) 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, 230864 + ... + 239460.

It is an arithmetic number, because the mean of its divisors is an integer number (190669248).

Almost surely, 2^2021687714 is an apocalyptic number.

2021687714 is a deficient number, since it is larger than the sum of its proper divisors (1029020254).

2021687714 is a wasteful number, since it uses less digits than its factorization.

2021687714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9289.

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 2021687714 is about 44963.1817601913. The cubic root of 2021687714 is about 1264.4588214576.

The spelling of 2021687714 in words is "two billion, twenty-one million, six hundred eighty-seven thousand, seven hundred fourteen".