109268208 has 60 divisors (see below), whose sum is σ = 349488048. Its totient is φ = 31219200.

The previous prime is 109268207. The next prime is 109268213. The reversal of 109268208 is 802862901.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109268207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53193 + ... + 55208.

Almost surely, 2^109268208 is an apocalyptic number.

109268208 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

109268208 is an abundant number, since it is smaller than the sum of its proper divisors (240219840).

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

109268208 is a wasteful number, since it uses less digits than its factorization.

109268208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108422 (or 108413 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 109268208 is about 10453.1434506564. The cubic root of 109268208 is about 478.0770987254.

The spelling of 109268208 in words is "one hundred nine million, two hundred sixty-eight thousand, two hundred eight".