4205040522 has 16 divisors (see below), whose sum is σ = 8449941792. Its totient is φ = 1395036720.

The previous prime is 4205040503. The next prime is 4205040523. The reversal of 4205040522 is 2250405024.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4205040492 and 4205040501.

It is not an unprimeable number, because it can be changed into a prime (4205040523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1659493 + ... + 1662024.

It is an arithmetic number, because the mean of its divisors is an integer number (528121362).

Almost surely, 2^4205040522 is an apocalyptic number.

4205040522 is an abundant number, since it is smaller than the sum of its proper divisors (4244901270).

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

4205040522 is a wasteful number, since it uses less digits than its factorization.

4205040522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3321733.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 4205040522 is about 64846.2837948328. The cubic root of 4205040522 is about 1614.0738262950.

Adding to 4205040522 its reverse (2250405024), we get a palindrome (6455445546).

The spelling of 4205040522 in words is "four billion, two hundred five million, forty thousand, five hundred twenty-two".