4021414220 has 48 divisors (see below), whose sum is σ = 9057212640. Its totient is φ = 1495143936.

The previous prime is 4021414211. The next prime is 4021414259. The reversal of 4021414220 is 224141204.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4021414192 and 4021414201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79697 + ... + 119976.

It is an arithmetic number, because the mean of its divisors is an integer number (188691930).

Almost surely, 2^4021414220 is an apocalyptic number.

It is an amenable number.

4021414220 is an abundant number, since it is smaller than the sum of its proper divisors (5035798420).

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

4021414220 is a wasteful number, since it uses less digits than its factorization.

4021414220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199754 (or 199752 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4021414220 is about 63414.6215000925. The cubic root of 4021414220 is about 1590.2287581415.

Adding to 4021414220 its reverse (224141204), we get a palindrome (4245555424).

It can be divided in two parts, 4021414 and 220, that multiplied together give a triangular number (884711080 = T₄₂₀₆₄).

The spelling of 4021414220 in words is "four billion, twenty-one million, four hundred fourteen thousand, two hundred twenty".