240735 has 16 divisors (see below), whose sum is σ = 420480. Its totient is φ = 116640.

The previous prime is 240733. The next prime is 240739. The reversal of 240735 is 537042.

It is a happy number.

It is not a de Polignac number, because 240735 - 2¹ = 240733 is a prime.

240735 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240733) 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, 565 + ... + 894.

It is an arithmetic number, because the mean of its divisors is an integer number (26280).

2²⁴⁰⁷³⁵ is an apocalyptic number.

240735 is a deficient number, since it is larger than the sum of its proper divisors (179745).

240735 is a wasteful number, since it uses less digits than its factorization.

240735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 240735 is about 490.6475313298. The cubic root of 240735 is about 62.2080247984.

Adding to 240735 its reverse (537042), we get a palindrome (777777).

It can be divided in two parts, 2407 and 35, that added together give a palindrome (2442).

The spelling of 240735 in words is "two hundred forty thousand, seven hundred thirty-five".