2005506722 has 8 divisors (see below), whose sum is σ = 3008492496. Its totient is φ = 1002675892.

The previous prime is 2005506721. The next prime is 2005506731. The reversal of 2005506722 is 2276055002.

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

It is not an unprimeable number, because it can be changed into a prime (2005506721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2333 + ... + 63375.

It is an arithmetic number, because the mean of its divisors is an integer number (376061562).

Almost surely, 2^2005506722 is an apocalyptic number.

2005506722 is a deficient number, since it is larger than the sum of its proper divisors (1002985774).

2005506722 is a wasteful number, since it uses less digits than its factorization.

2005506722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77472.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 2005506722 is about 44782.8842528035. The cubic root of 2005506722 is about 1261.0763294028.

The spelling of 2005506722 in words is "two billion, five million, five hundred six thousand, seven hundred twenty-two".