240734736 has 120 divisors (see below), whose sum is σ = 738747360. Its totient is φ = 72576000.

The previous prime is 240734719. The next prime is 240734749. The reversal of 240734736 is 637437042.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 240734736.

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 23 ways as a sum of consecutive naturals, for example, 600136 + ... + 600536.

It is an arithmetic number, because the mean of its divisors is an integer number (6156228).

Almost surely, 2^240734736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240734736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369373680).

240734736 is an abundant number, since it is smaller than the sum of its proper divisors (498012624).

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

240734736 is a wasteful number, since it uses less digits than its factorization.

240734736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805 (or 796 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 36.

The square root of 240734736 is about 15515.6287658606. The cubic root of 240734736 is about 622.0800205841.

The spelling of 240734736 in words is "two hundred forty million, seven hundred thirty-four thousand, seven hundred thirty-six".