4211816 has 16 divisors (see below), whose sum is σ = 9025440. Its totient is φ = 1805040.

The previous prime is 4211797. The next prime is 4211819. The reversal of 4211816 is 6181124.

It is a junction number, because it is equal to n+sod(n) for n = 4211791 and 4211800.

It is not an unprimeable number, because it can be changed into a prime (4211819) 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, 37550 + ... + 37661.

It is an arithmetic number, because the mean of its divisors is an integer number (564090).

Almost surely, 2^4211816 is an apocalyptic number.

It is an amenable number.

4211816 is an abundant number, since it is smaller than the sum of its proper divisors (4813624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4211816 is a wasteful number, since it uses less digits than its factorization.

4211816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75224 (or 75220 counting only the distinct ones).

The product of its digits is 384, while the sum is 23.

The square root of 4211816 is about 2052.2709372790. The cubic root of 4211816 is about 161.4940266875.

The spelling of 4211816 in words is "four million, two hundred eleven thousand, eight hundred sixteen".