240005500 has 96 divisors (see below), whose sum is σ = 612218880. Its totient is φ = 80481600.

The previous prime is 240005477. The next prime is 240005509. The reversal of 240005500 is 5500042.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240005509) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163771 + ... + 165229.

It is an arithmetic number, because the mean of its divisors is an integer number (6377280).

Almost surely, 2^240005500 is an apocalyptic number.

240005500 is a gapful number since it is divisible by the number (20) 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 240005500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306109440).

240005500 is an abundant number, since it is smaller than the sum of its proper divisors (372213380).

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

240005500 is a wasteful number, since it uses less digits than its factorization.

240005500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532 (or 1520 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 240005500 is about 15492.1108955494. The cubic root of 240005500 is about 621.4512483153.

Adding to 240005500 its reverse (5500042), we get a palindrome (245505542).

The spelling of 240005500 in words is "two hundred forty million, five thousand, five hundred".