2427922787 has 4 divisors (see below), whose sum is σ = 2428587480. Its totient is φ = 2427258096.

The previous prime is 2427922753. The next prime is 2427922801. The reversal of 2427922787 is 7872297242.

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 2427922787 - 2¹⁶ = 2427857251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2427922187) 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, 326837 + ... + 334182.

It is an arithmetic number, because the mean of its divisors is an integer number (607146870).

Almost surely, 2^2427922787 is an apocalyptic number.

2427922787 is a deficient number, since it is larger than the sum of its proper divisors (664693).

2427922787 is an equidigital number, since it uses as much as digits as its factorization.

2427922787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664692.

The product of its digits is 1580544, while the sum is 50.

The square root of 2427922787 is about 49273.9564780422. The cubic root of 2427922787 is about 1344.0382352463.

The spelling of 2427922787 in words is "two billion, four hundred twenty-seven million, nine hundred twenty-two thousand, seven hundred eighty-seven".