3022421 has 4 divisors (see below), whose sum is σ = 3031200. Its totient is φ = 3013644.

The previous prime is 3022403. The next prime is 3022441. The reversal of 3022421 is 1242203.

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: 1242203 = 181 ⋅6863.

It is a cyclic number.

It is not a de Polignac number, because 3022421 - 2¹⁴ = 3006037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3022396 and 3022405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3022441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3851 + ... + 4568.

It is an arithmetic number, because the mean of its divisors is an integer number (757800).

Almost surely, 2^3022421 is an apocalyptic number.

It is an amenable number.

3022421 is a deficient number, since it is larger than the sum of its proper divisors (8779).

3022421 is an equidigital number, since it uses as much as digits as its factorization.

3022421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8778.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 3022421 is about 1738.5111446292. The cubic root of 3022421 is about 144.5833620595.

Adding to 3022421 its reverse (1242203), we get a palindrome (4264624).

It can be divided in two parts, 3022 and 421, that added together give a palindrome (3443).

The spelling of 3022421 in words is "three million, twenty-two thousand, four hundred twenty-one".