4020414321 has 16 divisors (see below), whose sum is σ = 6683286528. Its totient is φ = 2088526800.

The previous prime is 4020414317. The next prime is 4020414331. The reversal of 4020414321 is 1234140204.

It is not a de Polignac number, because 4020414321 - 2² = 4020414317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (4020414311) by changing a digit.

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, 8701965 + ... + 8702426.

It is an arithmetic number, because the mean of its divisors is an integer number (417705408).

Almost surely, 2^4020414321 is an apocalyptic number.

It is an amenable number.

4020414321 is a deficient number, since it is larger than the sum of its proper divisors (2662872207).

4020414321 is a wasteful number, since it uses less digits than its factorization.

4020414321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17404412.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4020414321 is about 63406.7371893555. The cubic root of 4020414321 is about 1590.0969471365.

Adding to 4020414321 its reverse (1234140204), we get a palindrome (5254554525).

The spelling of 4020414321 in words is "four billion, twenty million, four hundred fourteen thousand, three hundred twenty-one".