109217304 has 96 divisors (see below), whose sum is σ = 340704000. Its totient is φ = 30960576.

The previous prime is 109217287. The next prime is 109217323. The reversal of 109217304 is 403712901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69277 + ... + 70835.

It is an arithmetic number, because the mean of its divisors is an integer number (3549000).

Almost surely, 2^109217304 is an apocalyptic number.

109217304 is a gapful number since it is divisible by the number (14) 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 109217304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170352000).

109217304 is an abundant number, since it is smaller than the sum of its proper divisors (231486696).

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

109217304 is a wasteful number, since it uses less digits than its factorization.

109217304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1717 (or 1710 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 109217304 is about 10450.7083013545. The cubic root of 109217304 is about 478.0028477390.

It can be divided in two parts, 10921 and 7304, that added together give a square (18225 = 135²).

The spelling of 109217304 in words is "one hundred nine million, two hundred seventeen thousand, three hundred four".