240199 has 4 divisors (see below), whose sum is σ = 241200. Its totient is φ = 239200.

The previous prime is 240197. The next prime is 240203. The reversal of 240199 is 991042.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 240199 - 2¹ = 240197 is a prime.

It is a Duffinian number.

240199 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102 + ... + 700.

It is an arithmetic number, because the mean of its divisors is an integer number (60300).

2²⁴⁰¹⁹⁹ is an apocalyptic number.

240199 is a deficient number, since it is larger than the sum of its proper divisors (1001).

240199 is an equidigital number, since it uses as much as digits as its factorization.

240199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 240199 is about 490.1010099969. The cubic root of 240199 is about 62.1618214648.

It can be divided in two parts, 2401 and 99, that added together give a square (2500 = 50²).

The spelling of 240199 in words is "two hundred forty thousand, one hundred ninety-nine".