240499 has 16 divisors (see below), whose sum is σ = 304128. Its totient is φ = 185472.

The previous prime is 240491. The next prime is 240503. The reversal of 240499 is 994042.

It is not a de Polignac number, because 240499 - 2³ = 240491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240491) 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, 5094 + ... + 5140.

It is an arithmetic number, because the mean of its divisors is an integer number (19008).

2²⁴⁰⁴⁹⁹ is an apocalyptic number.

240499 is a deficient number, since it is larger than the sum of its proper divisors (63629).

240499 is a wasteful number, since it uses less digits than its factorization.

240499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 240499 is about 490.4069738493. The cubic root of 240499 is about 62.1876899988.

Subtracting from 240499 its sum of digits (28), we obtain a triangular number (240471 = T₆₉₃).

The spelling of 240499 in words is "two hundred forty thousand, four hundred ninety-nine".