4008420417 has 4 divisors (see below), whose sum is σ = 5344560560. Its totient is φ = 2672280276.

The previous prime is 4008420407. The next prime is 4008420433. The reversal of 4008420417 is 7140248004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4008420417 - 2⁸ = 4008420161 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (4008420407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668070067 + ... + 668070072.

It is an arithmetic number, because the mean of its divisors is an integer number (1336140140).

Almost surely, 2^4008420417 is an apocalyptic number.

It is an amenable number.

4008420417 is a deficient number, since it is larger than the sum of its proper divisors (1336140143).

4008420417 is a wasteful number, since it uses less digits than its factorization.

4008420417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336140142.

The product of its (nonzero) digits is 7168, while the sum is 30.

The square root of 4008420417 is about 63312.0874478168. The cubic root of 4008420417 is about 1588.5141528357.

The spelling of 4008420417 in words is "four billion, eight million, four hundred twenty thousand, four hundred seventeen".