4412421 has 24 divisors (see below), whose sum is σ = 7085760. Its totient is φ = 2712528.

The previous prime is 4412413. The next prime is 4412423. The reversal of 4412421 is 1242144.

It is not a de Polignac number, because 4412421 - 2³ = 4412413 is a prime.

It is a Curzon number.

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 4412394 and 4412403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4412423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4080 + ... + 5046.

It is an arithmetic number, because the mean of its divisors is an integer number (295240).

Almost surely, 2^4412421 is an apocalyptic number.

It is an amenable number.

4412421 is a deficient number, since it is larger than the sum of its proper divisors (2673339).

4412421 is a wasteful number, since it uses less digits than its factorization.

4412421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002 (or 983 counting only the distinct ones).

The product of its digits is 256, while the sum is 18.

The square root of 4412421 is about 2100.5763494813. The cubic root of 4412421 is about 164.0183030336.

Adding to 4412421 its reverse (1242144), we get a palindrome (5654565).

The spelling of 4412421 in words is "four million, four hundred twelve thousand, four hundred twenty-one".