928648490 has 128 divisors (see below), whose sum is σ = 2153779200. Its totient is φ = 285768000.

The previous prime is 928648471. The next prime is 928648507. The reversal of 928648490 is 94846829.

It is a happy number.

928648490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5697149 + ... + 5697311.

It is an arithmetic number, because the mean of its divisors is an integer number (16826400).

Almost surely, 2^928648490 is an apocalyptic number.

928648490 is an abundant number, since it is smaller than the sum of its proper divisors (1225130710).

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

928648490 is a wasteful number, since it uses less digits than its factorization.

928648490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 50.

The square root of 928648490 is about 30473.7344281924. The cubic root of 928648490 is about 975.6269436977.

The spelling of 928648490 in words is "nine hundred twenty-eight million, six hundred forty-eight thousand, four hundred ninety".