2427856089 has 4 divisors (see below), whose sum is σ = 3237141456. Its totient is φ = 1618570724.

The previous prime is 2427856069. The next prime is 2427856091. The reversal of 2427856089 is 9806587242.

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 a cyclic number.

It is not a de Polignac number, because 2427856089 - 2⁷ = 2427855961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2427856069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404642679 + ... + 404642684.

It is an arithmetic number, because the mean of its divisors is an integer number (809285364).

Almost surely, 2^2427856089 is an apocalyptic number.

It is an amenable number.

2427856089 is a deficient number, since it is larger than the sum of its proper divisors (809285367).

2427856089 is an equidigital number, since it uses as much as digits as its factorization.

2427856089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809285366.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The square root of 2427856089 is about 49273.2796655550. The cubic root of 2427856089 is about 1344.0259276771.

The spelling of 2427856089 in words is "two billion, four hundred twenty-seven million, eight hundred fifty-six thousand, eighty-nine".