2006505422 has 4 divisors (see below), whose sum is σ = 3009758136. Its totient is φ = 1003252710.

The previous prime is 2006505421. The next prime is 2006505439. The reversal of 2006505422 is 2245056002.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2006505391 and 2006505400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006505421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501626354 + ... + 501626357.

It is an arithmetic number, because the mean of its divisors is an integer number (752439534).

Almost surely, 2^2006505422 is an apocalyptic number.

2006505422 is a deficient number, since it is larger than the sum of its proper divisors (1003252714).

2006505422 is a wasteful number, since it uses less digits than its factorization.

2006505422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003252713.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2006505422 is about 44794.0333303443. The cubic root of 2006505422 is about 1261.2856244597.

The spelling of 2006505422 in words is "two billion, six million, five hundred five thousand, four hundred twenty-two".