2278042571 has 4 divisors (see below), whose sum is σ = 2603477232. Its totient is φ = 1952607912.

The previous prime is 2278042549. The next prime is 2278042579. The reversal of 2278042571 is 1752408722.

2278042571 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2278042571 - 2¹⁰ = 2278041547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2278042579) 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, 162717320 + ... + 162717333.

It is an arithmetic number, because the mean of its divisors is an integer number (650869308).

Almost surely, 2^2278042571 is an apocalyptic number.

2278042571 is a deficient number, since it is larger than the sum of its proper divisors (325434661).

2278042571 is an equidigital number, since it uses as much as digits as its factorization.

2278042571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325434660.

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 2278042571 is about 47728.8442244310. The cubic root of 2278042571 is about 1315.7921121207.

The spelling of 2278042571 in words is "two billion, two hundred seventy-eight million, forty-two thousand, five hundred seventy-one".