2014021 has 8 divisors (see below), whose sum is σ = 2140920. Its totient is φ = 1891008.

The previous prime is 2014013. The next prime is 2014027. The reversal of 2014021 is 1204102.

2014021 = T₂₃₄ + T₂₃₅ + ... + T₂₉₁.

It can be written as a sum of positive squares in 4 ways, for example, as 828100 + 1185921 = 910^2 + 1089^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2014021 - 2³ = 2014013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2013989 and 2014007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2014027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135 + ... + 2011.

It is an arithmetic number, because the mean of its divisors is an integer number (267615).

2^2014021 is an apocalyptic number.

It is an amenable number.

2014021 is a deficient number, since it is larger than the sum of its proper divisors (126899).

2014021 is a wasteful number, since it uses less digits than its factorization.

2014021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2014021 is about 1419.1620767199. The cubic root of 2014021 is about 126.2858421909.

Adding to 2014021 its reverse (1204102), we get a palindrome (3218123).

It can be divided in two parts, 20 and 14021, that added together give a palindrome (14041).

The spelling of 2014021 in words is "two million, fourteen thousand, twenty-one".