1928433328 has 10 divisors (see below), whose sum is σ = 3736339604. Its totient is φ = 964216656.

The previous prime is 1928433323. The next prime is 1928433347. The reversal of 1928433328 is 8233348291.

It is not an unprimeable number, because it can be changed into a prime (1928433323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60263526 + ... + 60263557.

Almost surely, 2^1928433328 is an apocalyptic number.

It is an amenable number.

1928433328 is a deficient number, since it is larger than the sum of its proper divisors (1807906276).

1928433328 is a wasteful number, since it uses less digits than its factorization.

1928433328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120527091 (or 120527085 counting only the distinct ones).

The product of its digits is 248832, while the sum is 43.

The square root of 1928433328 is about 43913.9309103615. The cubic root of 1928433328 is about 1244.7100883539.

The spelling of 1928433328 in words is "one billion, nine hundred twenty-eight million, four hundred thirty-three thousand, three hundred twenty-eight".