4040323522 has 4 divisors (see below), whose sum is σ = 6060485286. Its totient is φ = 2020161760.

The previous prime is 4040323499. The next prime is 4040323523. The reversal of 4040323522 is 2253230404.

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

It can be written as a sum of positive squares in only one way, i.e., 3770082801 + 270240721 = 61401^2 + 16439^2 .

It is not an unprimeable number, because it can be changed into a prime (4040323523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010080879 + ... + 1010080882.

Almost surely, 2^4040323522 is an apocalyptic number.

4040323522 is a deficient number, since it is larger than the sum of its proper divisors (2020161764).

4040323522 is a wasteful number, since it uses less digits than its factorization.

4040323522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020161763.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 4040323522 is about 63563.5392501078. The cubic root of 4040323522 is about 1592.7173608660.

Adding to 4040323522 its reverse (2253230404), we get a palindrome (6293553926).

The spelling of 4040323522 in words is "four billion, forty million, three hundred twenty-three thousand, five hundred twenty-two".