4002420047 has 2 divisors, whose sum is σ = 4002420048. Its totient is φ = 4002420046.

The previous prime is 4002420017. The next prime is 4002420067. The reversal of 4002420047 is 7400242004.

4002420047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4002420047 - 2¹⁰ = 4002419023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4002420017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001210023 + 2001210024.

It is an arithmetic number, because the mean of its divisors is an integer number (2001210024).

Almost surely, 2^4002420047 is an apocalyptic number.

4002420047 is a deficient number, since it is larger than the sum of its proper divisors (1).

4002420047 is an equidigital number, since it uses as much as digits as its factorization.

4002420047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 23.

The square root of 4002420047 is about 63264.6824618602. The cubic root of 4002420047 is about 1587.7211195248.

The spelling of 4002420047 in words is "four billion, two million, four hundred twenty thousand, forty-seven".