2821014 has 64 divisors (see below), whose sum is σ = 7603200. Its totient is φ = 756864.

The previous prime is 2821009. The next prime is 2821057. The reversal of 2821014 is 4101282.

2821014 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6207 + ... + 6645.

It is an arithmetic number, because the mean of its divisors is an integer number (118800).

2^2821014 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2821014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3801600).

2821014 is an abundant number, since it is smaller than the sum of its proper divisors (4782186).

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

2821014 is a wasteful number, since it uses less digits than its factorization.

2821014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474 (or 468 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 2821014 is about 1679.5874493458. The cubic root of 2821014 is about 141.2976960601.

Adding to 2821014 its reverse (4101282), we get a palindrome (6922296).

It can be divided in two parts, 28210 and 14, that added together give a square (28224 = 168²).

The spelling of 2821014 in words is "two million, eight hundred twenty-one thousand, fourteen".