114540240 has 80 divisors (see below), whose sum is σ = 361137600. Its totient is φ = 30022656.

The previous prime is 114540211. The next prime is 114540247. The reversal of 114540240 is 42045411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (114540247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10116 + ... + 18204.

It is an arithmetic number, because the mean of its divisors is an integer number (4514220).

Almost surely, 2^114540240 is an apocalyptic number.

114540240 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 114540240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180568800).

114540240 is an abundant number, since it is smaller than the sum of its proper divisors (246597360).

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

114540240 is a wasteful number, since it uses less digits than its factorization.

114540240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8164 (or 8158 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 114540240 is about 10702.3474060600. The cubic root of 114540240 is about 485.6454933056.

Adding to 114540240 its reverse (42045411), we get a palindrome (156585651).

The spelling of 114540240 in words is "one hundred fourteen million, five hundred forty thousand, two hundred forty".