3405822 has 32 divisors (see below), whose sum is σ = 7886592. Its totient is φ = 960384.

The previous prime is 3405803. The next prime is 3405823. The reversal of 3405822 is 2285043.

It is a junction number, because it is equal to n+sod(n) for n = 3405792 and 3405801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3405823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2998 + ... + 3974.

It is an arithmetic number, because the mean of its divisors is an integer number (246456).

Almost surely, 2^3405822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3405822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3943296).

3405822 is an abundant number, since it is smaller than the sum of its proper divisors (4480770).

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

3405822 is a wasteful number, since it uses less digits than its factorization.

3405822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 3405822 is about 1845.4869276156. The cubic root of 3405822 is about 150.4552392063.

The spelling of 3405822 in words is "three million, four hundred five thousand, eight hundred twenty-two".