4056822 has 48 divisors (see below), whose sum is σ = 10962432. Its totient is φ = 1053360.

The previous prime is 4056817. The next prime is 4056847. The reversal of 4056822 is 2286504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78 + ... + 2849.

It is an arithmetic number, because the mean of its divisors is an integer number (228384).

Almost surely, 2^4056822 is an apocalyptic number.

4056822 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4056822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5481216).

4056822 is an abundant number, since it is smaller than the sum of its proper divisors (6905610).

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

4056822 is a wasteful number, since it uses less digits than its factorization.

4056822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2953 (or 2950 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 4056822 is about 2014.1554061194. The cubic root of 4056822 is about 159.4882346382.

It can be divided in two parts, 405 and 6822, that added together give a palindrome (7227).

The spelling of 4056822 in words is "four million, fifty-six thousand, eight hundred twenty-two".