2428723859 has 2 divisors, whose sum is σ = 2428723860. Its totient is φ = 2428723858.

The previous prime is 2428723769. The next prime is 2428723867. The reversal of 2428723859 is 9583278242.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2428723859 - 2¹² = 2428719763 is a prime.

It is not a weakly prime, because it can be changed into another prime (2428723889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1214361929 + 1214361930.

It is an arithmetic number, because the mean of its divisors is an integer number (1214361930).

Almost surely, 2^2428723859 is an apocalyptic number.

2428723859 is a deficient number, since it is larger than the sum of its proper divisors (1).

2428723859 is an equidigital number, since it uses as much as digits as its factorization.

2428723859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1935360, while the sum is 50.

The square root of 2428723859 is about 49282.0845642714. The cubic root of 2428723859 is about 1344.1860368996.

The spelling of 2428723859 in words is "two billion, four hundred twenty-eight million, seven hundred twenty-three thousand, eight hundred fifty-nine".