4022045361 has 14 divisors (see below), whose sum is σ = 6030310530. Its totient is φ = 2681363088.

The previous prime is 4022045353. The next prime is 4022045387. The reversal of 4022045361 is 1635402204.

4022045361 is a `hidden beast` number, since 40 + 220 + 45 + 361 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2436014736 + 1586030625 = 49356^2 + 39825^2 .

It is not a de Polignac number, because 4022045361 - 2³ = 4022045353 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4022045161) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 2757876 + ... + 2759333.

Almost surely, 2^4022045361 is an apocalyptic number.

It is an amenable number.

4022045361 is a deficient number, since it is larger than the sum of its proper divisors (2008265169).

4022045361 is an frugal number, since it uses more digits than its factorization.

4022045361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5517227 (or 5517212 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 4022045361 is about 63419.5976098871. The cubic root of 4022045361 is about 1590.3119466263.

Adding to 4022045361 its reverse (1635402204), we get a palindrome (5657447565).

The spelling of 4022045361 in words is "four billion, twenty-two million, forty-five thousand, three hundred sixty-one".