109393284 has 144 divisors (see below), whose sum is σ = 349102656. Its totient is φ = 26208000.

The previous prime is 109393261. The next prime is 109393337. The reversal of 109393284 is 482393901.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83434 + ... + 84734.

It is an arithmetic number, because the mean of its divisors is an integer number (2424324).

Almost surely, 2^109393284 is an apocalyptic number.

109393284 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 109393284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174551328).

109393284 is an abundant number, since it is smaller than the sum of its proper divisors (239709372).

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

109393284 is a wasteful number, since it uses less digits than its factorization.

109393284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346 (or 1337 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 109393284 is about 10459.1244375426. The cubic root of 109393284 is about 478.2594426150.

It can be divided in two parts, 109 and 393284, that added together give a palindrome (393393).

The spelling of 109393284 in words is "one hundred nine million, three hundred ninety-three thousand, two hundred eighty-four".