4020522834 has 32 divisors (see below), whose sum is σ = 8161788096. Its totient is φ = 1320200960.

The previous prime is 4020522827. The next prime is 4020522839. The reversal of 4020522834 is 4382250204.

It is not an unprimeable number, because it can be changed into a prime (4020522839) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89014 + ... + 126350.

It is an arithmetic number, because the mean of its divisors is an integer number (255055878).

Almost surely, 2^4020522834 is an apocalyptic number.

4020522834 is an abundant number, since it is smaller than the sum of its proper divisors (4141265262).

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

4020522834 is a wasteful number, since it uses less digits than its factorization.

4020522834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37610.

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 4020522834 is about 63407.5928734091. The cubic root of 4020522834 is about 1590.1112528459. Note that the first 3 decimals are identical.

The spelling of 4020522834 in words is "four billion, twenty million, five hundred twenty-two thousand, eight hundred thirty-four".