4024040220 has 36 divisors (see below), whose sum is σ = 12206255880. Its totient is φ = 1073077344.

The previous prime is 4024040177. The next prime is 4024040221. The reversal of 4024040220 is 220404204.

4024040220 is a `hidden beast` number, since 4 + 0 + 240 + 402 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4024040193 and 4024040202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4024040221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11177710 + ... + 11178069.

Almost surely, 2^4024040220 is an apocalyptic number.

It is an amenable number.

4024040220 is an abundant number, since it is smaller than the sum of its proper divisors (8182215660).

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

4024040220 is a wasteful number, since it uses less digits than its factorization.

4024040220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22355794 (or 22355789 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 4024040220 is about 63435.3231252116. The cubic root of 4024040220 is about 1590.5748247946.

Adding to 4024040220 its reverse (220404204), we get a palindrome (4244444424).

The spelling of 4024040220 in words is "four billion, twenty-four million, forty thousand, two hundred twenty".