2678204234 has 4 divisors (see below), whose sum is σ = 4017306354. Its totient is φ = 1339102116.

The previous prime is 2678204213. The next prime is 2678204237. The reversal of 2678204234 is 4324028762.

2678204234 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 can be written as a sum of positive squares in only one way, i.e., 2266236025 + 411968209 = 47605^2 + 20297^2 .

It is not an unprimeable number, because it can be changed into a prime (2678204237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 669551057 + ... + 669551060.

Almost surely, 2^2678204234 is an apocalyptic number.

2678204234 is a deficient number, since it is larger than the sum of its proper divisors (1339102120).

2678204234 is a wasteful number, since it uses less digits than its factorization.

2678204234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339102119.

The product of its (nonzero) digits is 129024, while the sum is 38.

The square root of 2678204234 is about 51751.3693925098. The cubic root of 2678204234 is about 1388.7195969269.

The spelling of 2678204234 in words is "two billion, six hundred seventy-eight million, two hundred four thousand, two hundred thirty-four".