2021374312 has 16 divisors (see below), whose sum is σ = 3790669860. Its totient is φ = 1010529024.

The previous prime is 2021374283. The next prime is 2021374321. The reversal of 2021374312 is 2134731202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1961249796 + 60124516 = 44286^2 + 7754^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48378 + ... + 79894.

Almost surely, 2^2021374312 is an apocalyptic number.

It is an amenable number.

2021374312 is a deficient number, since it is larger than the sum of its proper divisors (1769295548).

2021374312 is a wasteful number, since it uses less digits than its factorization.

2021374312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39540 (or 39536 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 2021374312 is about 44959.6965292249. The cubic root of 2021374312 is about 1264.3934792850.

The spelling of 2021374312 in words is "two billion, twenty-one million, three hundred seventy-four thousand, three hundred twelve".