100528256 has 16 divisors (see below), whose sum is σ = 200271390. Its totient is φ = 50264064.

The previous prime is 100528243. The next prime is 100528277. The reversal of 100528256 is 652825001.

It can be written as a sum of positive squares in only one way, i.e., 61089856 + 39438400 = 7816^2 + 6280^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392561 + ... + 392816.

Almost surely, 2^100528256 is an apocalyptic number.

100528256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

100528256 is a deficient number, since it is larger than the sum of its proper divisors (99743134).

100528256 is an frugal number, since it uses more digits than its factorization.

100528256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785391 (or 785379 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 100528256 is about 10026.3780100293. The cubic root of 100528256 is about 464.9747641139.

The spelling of 100528256 in words is "one hundred million, five hundred twenty-eight thousand, two hundred fifty-six".