2778571234 has 8 divisors (see below), whose sum is σ = 4195459008. Its totient is φ = 1380084900.

The previous prime is 2778571141. The next prime is 2778571241. The reversal of 2778571234 is 4321758772.

2778571234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4599982 + ... + 4600585.

It is an arithmetic number, because the mean of its divisors is an integer number (524432376).

Almost surely, 2^2778571234 is an apocalyptic number.

2778571234 is a deficient number, since it is larger than the sum of its proper divisors (1416887774).

2778571234 is a wasteful number, since it uses less digits than its factorization.

2778571234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9200720.

The product of its digits is 658560, while the sum is 46.

The square root of 2778571234 is about 52712.1545186687. The cubic root of 2778571234 is about 1405.8549414735.

The spelling of 2778571234 in words is "two billion, seven hundred seventy-eight million, five hundred seventy-one thousand, two hundred thirty-four".