105054728 has 16 divisors (see below), whose sum is σ = 197094480. Its totient is φ = 52496208.

The previous prime is 105054709. The next prime is 105054757. The reversal of 105054728 is 827450501.

It is a super-2 number, since 2×105054728² = 22072991750307968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105054694 and 105054703.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17075 + ... + 22397.

It is an arithmetic number, because the mean of its divisors is an integer number (12318405).

Almost surely, 2^105054728 is an apocalyptic number.

It is an amenable number.

105054728 is a deficient number, since it is larger than the sum of its proper divisors (92039752).

105054728 is a wasteful number, since it uses less digits than its factorization.

105054728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7796 (or 7792 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 105054728 is about 10249.6208710371. The cubic root of 105054728 is about 471.8513488606.

The spelling of 105054728 in words is "one hundred five million, fifty-four thousand, seven hundred twenty-eight".