4009422 has 16 divisors (see below), whose sum is σ = 8059392. Its totient is φ = 1329720.

The previous prime is 4009417. The next prime is 4009451. The reversal of 4009422 is 2249004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318 + ... + 2849.

It is an arithmetic number, because the mean of its divisors is an integer number (503712).

Almost surely, 2^4009422 is an apocalyptic number.

4009422 is an abundant number, since it is smaller than the sum of its proper divisors (4049970).

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

4009422 is a wasteful number, since it uses less digits than its factorization.

4009422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3383.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4009422 is about 2002.3541145362. The cubic root of 4009422 is about 158.8646449028.

The spelling of 4009422 in words is "four million, nine thousand, four hundred twenty-two".