2428681963 has 4 divisors (see below), whose sum is σ = 2434478760. Its totient is φ = 2422885168.

The previous prime is 2428681939. The next prime is 2428681979. The reversal of 2428681963 is 3691868242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2428681963 - 2²⁵ = 2395127531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2428681903) 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, 2897770 + ... + 2898607.

It is an arithmetic number, because the mean of its divisors is an integer number (608619690).

Almost surely, 2^2428681963 is an apocalyptic number.

2428681963 is a deficient number, since it is larger than the sum of its proper divisors (5796797).

2428681963 is an equidigital number, since it uses as much as digits as its factorization.

2428681963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5796796.

The product of its digits is 995328, while the sum is 49.

The square root of 2428681963 is about 49281.6594992498. The cubic root of 2428681963 is about 1344.1783076907.

The spelling of 2428681963 in words is "two billion, four hundred twenty-eight million, six hundred eighty-one thousand, nine hundred sixty-three".