2264021 has 4 divisors (see below), whose sum is σ = 2383200. Its totient is φ = 2144844.

The previous prime is 2263969. The next prime is 2264027. The reversal of 2264021 is 1204622.

2264021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1204622 = 2 ⋅602311.

It is a cyclic number.

It is not a de Polignac number, because 2264021 - 2⁶ = 2263957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2264027) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 59561 + ... + 59598.

It is an arithmetic number, because the mean of its divisors is an integer number (595800).

2^2264021 is an apocalyptic number.

It is an amenable number.

2264021 is a deficient number, since it is larger than the sum of its proper divisors (119179).

2264021 is a wasteful number, since it uses less digits than its factorization.

2264021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119178.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2264021 is about 1504.6664082115. Note that the first 3 decimals coincide. The cubic root of 2264021 is about 131.3086945342.

Adding to 2264021 its reverse (1204622), we get a palindrome (3468643).

The spelling of 2264021 in words is "two million, two hundred sixty-four thousand, twenty-one".