1928788104 has 32 divisors (see below), whose sum is σ = 4839912000. Its totient is φ = 640537152.

The previous prime is 1928788067. The next prime is 1928788111. The reversal of 1928788104 is 4018878291.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142924 + ... + 155835.

It is an arithmetic number, because the mean of its divisors is an integer number (151247250).

Almost surely, 2^1928788104 is an apocalyptic number.

It is an amenable number.

1928788104 is an abundant number, since it is smaller than the sum of its proper divisors (2911123896).

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

1928788104 is a wasteful number, since it uses less digits than its factorization.

1928788104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299037 (or 299033 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 48.

The square root of 1928788104 is about 43917.9701716735. The cubic root of 1928788104 is about 1244.7864139014.

The spelling of 1928788104 in words is "one billion, nine hundred twenty-eight million, seven hundred eighty-eight thousand, one hundred four".