5222631642 has 64 divisors (see below), whose sum is σ = 11252183040. Its totient is φ = 1610078976.

The previous prime is 5222631641. The next prime is 5222631647. The reversal of 5222631642 is 2461362225.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5222631641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4147609 + ... + 4148867.

It is an arithmetic number, because the mean of its divisors is an integer number (175815360).

Almost surely, 2^5222631642 is an apocalyptic number.

5222631642 is an abundant number, since it is smaller than the sum of its proper divisors (6029551398).

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

5222631642 is a wasteful number, since it uses less digits than its factorization.

5222631642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1955.

The product of its digits is 34560, while the sum is 33.

The square root of 5222631642 is about 72267.7773423260. Note that the first 3 decimals coincide. The cubic root of 5222631642 is about 1734.9879595097.

Adding to 5222631642 its reverse (2461362225), we get a palindrome (7683993867).

The spelling of 5222631642 in words is "five billion, two hundred twenty-two million, six hundred thirty-one thousand, six hundred forty-two".