240546 has 16 divisors (see below), whose sum is σ = 491904. Its totient is φ = 78384.

The previous prime is 240517. The next prime is 240551. The reversal of 240546 is 645042.

It is a happy number.

240546 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 240546.

It is an unprimeable number.

240546 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145 + ... + 708.

It is an arithmetic number, because the mean of its divisors is an integer number (30744).

2²⁴⁰⁵⁴⁶ is an apocalyptic number.

240546 is an abundant number, since it is smaller than the sum of its proper divisors (251358).

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

240546 is a wasteful number, since it uses less digits than its factorization.

240546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 240546 is about 490.4548908921. The cubic root of 240546 is about 62.1917407864.

Adding to 240546 its reverse (645042), we get a palindrome (885588).

Subtracting 240546 from its reverse (645042), we obtain a square (404496 = 636²).

The spelling of 240546 in words is "two hundred forty thousand, five hundred forty-six".