4008622 has 8 divisors (see below), whose sum is σ = 6075216. Its totient is φ = 1983552.

The previous prime is 4008619. The next prime is 4008629. The reversal of 4008622 is 2268004.

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 = 4008593 and 4008602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4008629) by changing a digit.

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, 10138 + ... + 10525.

It is an arithmetic number, because the mean of its divisors is an integer number (759402).

Almost surely, 2^4008622 is an apocalyptic number.

4008622 is a deficient number, since it is larger than the sum of its proper divisors (2066594).

4008622 is a wasteful number, since it uses less digits than its factorization.

4008622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20762.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 4008622 is about 2002.1543397051. The cubic root of 4008622 is about 158.8540781120.

The spelling of 4008622 in words is "four million, eight thousand, six hundred twenty-two".