2021348 has 18 divisors (see below), whose sum is σ = 4115286. Its totient is φ = 866208.

The previous prime is 2021339. The next prime is 2021377. The reversal of 2021348 is 8431202.

It can be written as a sum of positive squares in only one way, i.e., 1658944 + 362404 = 1288^2 + 602^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4961 + ... + 5352.

It is an arithmetic number, because the mean of its divisors is an integer number (228627).

2^2021348 is an apocalyptic number.

2021348 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2021348 is an abundant number, since it is smaller than the sum of its proper divisors (2093938).

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

2021348 is a wasteful number, since it uses less digits than its factorization.

2021348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10331 (or 10322 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2021348 is about 1421.7411860110. The cubic root of 2021348 is about 126.4387993106.

The spelling of 2021348 in words is "two million, twenty-one thousand, three hundred forty-eight".