109500028 has 24 divisors (see below), whose sum is σ = 210228480. Its totient is φ = 49491120.

The previous prime is 109500007. The next prime is 109500103. The reversal of 109500028 is 820005901.

It is a super-2 number, since 2×109500028² = 23980512264001568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 109499975 and 109500011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 925 + ... + 14827.

It is an arithmetic number, because the mean of its divisors is an integer number (8759520).

Almost surely, 2^109500028 is an apocalyptic number.

It is an amenable number.

109500028 is a deficient number, since it is larger than the sum of its proper divisors (100728452).

109500028 is a wasteful number, since it uses less digits than its factorization.

109500028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14097 (or 14095 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 109500028 is about 10464.2261061198. The cubic root of 109500028 is about 478.4149510340.

Adding to 109500028 its reverse (820005901), we get a palindrome (929505929).

The spelling of 109500028 in words is "one hundred nine million, five hundred thousand, twenty-eight".