109459856 has 40 divisors (see below), whose sum is σ = 232214304. Its totient is φ = 49570560.

The previous prime is 109459799. The next prime is 109459913. The reversal of 109459856 is 658954901.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (109459799) and next prime (109459913).

It is a self number, because there is not a number n which added to its sum of digits gives 109459856.

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 7 ways as a sum of consecutive naturals, for example, 54095 + ... + 56081.

Almost surely, 2^109459856 is an apocalyptic number.

109459856 is a gapful number since it is divisible by the number (16) 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 109459856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116107152).

109459856 is an abundant number, since it is smaller than the sum of its proper divisors (122754448).

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

109459856 is a wasteful number, since it uses less digits than its factorization.

109459856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2319 (or 2313 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 47.

The square root of 109459856 is about 10462.3064378750. The cubic root of 109459856 is about 478.3564389146.

The spelling of 109459856 in words is "one hundred nine million, four hundred fifty-nine thousand, eight hundred fifty-six".