4220447087 has 2 divisors, whose sum is σ = 4220447088. Its totient is φ = 4220447086.

The previous prime is 4220447083. The next prime is 4220447113. The reversal of 4220447087 is 7807440224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4220447087 - 2² = 4220447083 is a prime.

It is a super-2 number, since 2×4220447087² = 35624347228333571138, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4220447087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4220447083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110223543 + 2110223544.

It is an arithmetic number, because the mean of its divisors is an integer number (2110223544).

Almost surely, 2^4220447087 is an apocalyptic number.

4220447087 is a deficient number, since it is larger than the sum of its proper divisors (1).

4220447087 is an equidigital number, since it uses as much as digits as its factorization.

4220447087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100352, while the sum is 38.

The square root of 4220447087 is about 64964.9681520741. The cubic root of 4220447087 is about 1616.0426559205.

The spelling of 4220447087 in words is "four billion, two hundred twenty million, four hundred forty-seven thousand, eighty-seven".