4211822 has 4 divisors (see below), whose sum is σ = 6317736. Its totient is φ = 2105910.

The previous prime is 4211819. The next prime is 4211861. The reversal of 4211822 is 2281124.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 4211794 and 4211803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052954 + ... + 1052957.

It is an arithmetic number, because the mean of its divisors is an integer number (1579434).

Almost surely, 2^4211822 is an apocalyptic number.

4211822 is a deficient number, since it is larger than the sum of its proper divisors (2105914).

4211822 is a wasteful number, since it uses less digits than its factorization.

4211822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105913.

The product of its digits is 256, while the sum is 20.

The square root of 4211822 is about 2052.2723990738. The cubic root of 4211822 is about 161.4941033737.

Adding to 4211822 its reverse (2281124), we get a palindrome (6492946).

The spelling of 4211822 in words is "four million, two hundred eleven thousand, eight hundred twenty-two".