110243640 has 128 divisors (see below), whose sum is σ = 377213760. Its totient is φ = 25534464.

The previous prime is 110243633. The next prime is 110243641. The reversal of 110243640 is 46342011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110243641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24442 + ... + 28598.

Almost surely, 2^110243640 is an apocalyptic number.

110243640 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 110243640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188606880).

110243640 is an abundant number, since it is smaller than the sum of its proper divisors (266970120).

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

110243640 is a wasteful number, since it uses less digits than its factorization.

110243640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4201 (or 4197 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 110243640 is about 10499.6971384893. The cubic root of 110243640 is about 479.4954768310.

Adding to 110243640 its reverse (46342011), we get a palindrome (156585651).

The spelling of 110243640 in words is "one hundred ten million, two hundred forty-three thousand, six hundred forty".