2284421 has 8 divisors (see below), whose sum is σ = 2400000. Its totient is φ = 2171520.

The previous prime is 2284391. The next prime is 2284423. The reversal of 2284421 is 1244822.

It is a happy number.

2284421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2284421 - 2⁶ = 2284357 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 (2284423) 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 7 ways as a sum of consecutive naturals, for example, 1205 + ... + 2453.

It is an arithmetic number, because the mean of its divisors is an integer number (300000).

2^2284421 is an apocalyptic number.

It is an amenable number.

2284421 is a deficient number, since it is larger than the sum of its proper divisors (115579).

2284421 is a wasteful number, since it uses less digits than its factorization.

2284421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339.

The product of its digits is 1024, while the sum is 23.

The square root of 2284421 is about 1511.4301174715. The cubic root of 2284421 is about 131.7019023003.

The spelling of 2284421 in words is "two million, two hundred eighty-four thousand, four hundred twenty-one".