109228500 has 288 divisors, whose sum is σ = 381588480. Its totient is φ = 27216000.

The previous prime is 109228463. The next prime is 109228501. The reversal of 109228500 is 5822901.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109228501) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3523485 + ... + 3523515.

It is an arithmetic number, because the mean of its divisors is an integer number (1324960).

Almost surely, 2^109228500 is an apocalyptic number.

109228500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109228500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190794240).

109228500 is an abundant number, since it is smaller than the sum of its proper divisors (272359980).

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

109228500 is a wasteful number, since it uses less digits than its factorization.

109228500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 109228500 is about 10451.2439451005. The cubic root of 109228500 is about 478.0191807339.

It can be divided in two parts, 1092 and 28500, that added together give a palindrome (29592).

The spelling of 109228500 in words is "one hundred nine million, two hundred twenty-eight thousand, five hundred".