4081822 has 8 divisors (see below), whose sum is σ = 6138000. Its totient is φ = 2035824.

The previous prime is 4081813. The next prime is 4081849. The reversal of 4081822 is 2281804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4081822² = 33322541679368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1447 + ... + 3202.

It is an arithmetic number, because the mean of its divisors is an integer number (767250).

Almost surely, 2^4081822 is an apocalyptic number.

4081822 is a deficient number, since it is larger than the sum of its proper divisors (2056178).

4081822 is a wasteful number, since it uses less digits than its factorization.

4081822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5090.

The product of its (nonzero) digits is 1024, while the sum is 25.

The square root of 4081822 is about 2020.3519495375. The cubic root of 4081822 is about 159.8151772106.

The spelling of 4081822 in words is "four million, eighty-one thousand, eight hundred twenty-two".