4005022 has 8 divisors (see below), whose sum is σ = 6865776. Its totient is φ = 1716432.

The previous prime is 4005019. The next prime is 4005049. The reversal of 4005022 is 2205004.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 4004993 and 4005011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143023 + ... + 143050.

It is an arithmetic number, because the mean of its divisors is an integer number (858222).

Almost surely, 2^4005022 is an apocalyptic number.

4005022 is a deficient number, since it is larger than the sum of its proper divisors (2860754).

4005022 is a wasteful number, since it uses less digits than its factorization.

4005022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286082.

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 4005022 is about 2001.2551061771. The cubic root of 4005022 is about 158.8065101481.

The spelling of 4005022 in words is "four million, five thousand, twenty-two".