240206 has 4 divisors (see below), whose sum is σ = 360312. Its totient is φ = 120102.

The previous prime is 240203. The next prime is 240209. The reversal of 240206 is 602042.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (240203) and next prime (240209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60050 + ... + 60053.

It is an arithmetic number, because the mean of its divisors is an integer number (90078).

2²⁴⁰²⁰⁶ is an apocalyptic number.

240206 is a deficient number, since it is larger than the sum of its proper divisors (120106).

240206 is a wasteful number, since it uses less digits than its factorization.

240206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120105.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 240206 is about 490.1081513299. The cubic root of 240206 is about 62.1624253093.

Adding to 240206 its reverse (602042), we get a palindrome (842248).

The spelling of 240206 in words is "two hundred forty thousand, two hundred six".