2381928426 has 24 divisors (see below), whose sum is σ = 5432469120. Its totient is φ = 752187816.

The previous prime is 2381928413. The next prime is 2381928467. The reversal of 2381928426 is 6248291832.

2381928426 is a `hidden beast` number, since 2 + 38 + 192 + 8 + 426 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3482010 + ... + 3482693.

It is an arithmetic number, because the mean of its divisors is an integer number (226352880).

Almost surely, 2^2381928426 is an apocalyptic number.

2381928426 is an abundant number, since it is smaller than the sum of its proper divisors (3050540694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2381928426 is a wasteful number, since it uses less digits than its factorization.

2381928426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6964730 (or 6964727 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 2381928426 is about 48805.0041081855. The cubic root of 2381928426 is about 1335.4969559178.

The spelling of 2381928426 in words is "two billion, three hundred eighty-one million, nine hundred twenty-eight thousand, four hundred twenty-six".