2033021 has 2 divisors, whose sum is σ = 2033022. Its totient is φ = 2033020.

The previous prime is 2032999. The next prime is 2033041. The reversal of 2033021 is 1203302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1792921 + 240100 = 1339^2 + 490^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2033021 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2032993 and 2033011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2033041) 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 as a sum of consecutive naturals, namely, 1016510 + 1016511.

It is an arithmetic number, because the mean of its divisors is an integer number (1016511).

2^2033021 is an apocalyptic number.

It is an amenable number.

2033021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2033021 is an equidigital number, since it uses as much as digits as its factorization.

2033021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 2033021 is about 1425.8404539078. The cubic root of 2033021 is about 126.6817210485.

Adding to 2033021 its reverse (1203302), we get a palindrome (3236323).

The spelling of 2033021 in words is "two million, thirty-three thousand, twenty-one".