528648355 has 4 divisors (see below), whose sum is σ = 634378032. Its totient is φ = 422918680.

The previous prime is 528648347. The next prime is 528648377. The reversal of 528648355 is 553846825.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 528648355 - 2³ = 528648347 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52864831 + ... + 52864840.

It is an arithmetic number, because the mean of its divisors is an integer number (158594508).

Almost surely, 2^528648355 is an apocalyptic number.

528648355 is a deficient number, since it is larger than the sum of its proper divisors (105729677).

528648355 is a wasteful number, since it uses less digits than its factorization.

528648355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105729676.

The product of its digits is 1152000, while the sum is 46.

The square root of 528648355 is about 22992.3542726707. The cubic root of 528648355 is about 808.5786968561.

The spelling of 528648355 in words is "five hundred twenty-eight million, six hundred forty-eight thousand, three hundred fifty-five".