4005621122 has 8 divisors (see below), whose sum is σ = 6009860496. Its totient is φ = 2002334292.

The previous prime is 4005621091. The next prime is 4005621149. The reversal of 4005621122 is 2211265004.

It is a happy number.

4005621122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 227528 + ... + 244499.

It is an arithmetic number, because the mean of its divisors is an integer number (751232562).

Almost surely, 2^4005621122 is an apocalyptic number.

4005621122 is a deficient number, since it is larger than the sum of its proper divisors (2004239374).

4005621122 is a wasteful number, since it uses less digits than its factorization.

4005621122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476272.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 4005621122 is about 63289.9764733721. The cubic root of 4005621122 is about 1588.1442851745.

Adding to 4005621122 its reverse (2211265004), we get a palindrome (6216886126).

The spelling of 4005621122 in words is "four billion, five million, six hundred twenty-one thousand, one hundred twenty-two".