2005542022 has 16 divisors (see below), whose sum is σ = 3283142544. Its totient is φ = 911236000.

The previous prime is 2005541939. The next prime is 2005542023. The reversal of 2005542022 is 2202455002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 2005541984 and 2005542002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2005542023) 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, 40272 + ... + 75052.

It is an arithmetic number, because the mean of its divisors is an integer number (205196409).

Almost surely, 2^2005542022 is an apocalyptic number.

2005542022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2005542022 is a deficient number, since it is larger than the sum of its proper divisors (1277600522).

2005542022 is a wasteful number, since it uses less digits than its factorization.

2005542022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37415.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 2005542022 is about 44783.2783748577. The cubic root of 2005542022 is about 1261.0837283198.

Adding to 2005542022 its reverse (2202455002), we get a palindrome (4207997024).

The spelling of 2005542022 in words is "two billion, five million, five hundred forty-two thousand, twenty-two".