240297 has 8 divisors (see below), whose sum is σ = 322944. Its totient is φ = 158928.

The previous prime is 240287. The next prime is 240319. The reversal of 240297 is 792042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 240297 - 2⁷ = 240169 is a prime.

It is an Ulam number.

240297 is a modest number, since divided by 297 gives 24 as remainder.

240297 is a lucky number.

It is a nialpdrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (240257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288 + ... + 750.

It is an arithmetic number, because the mean of its divisors is an integer number (40368).

2²⁴⁰²⁹⁷ is an apocalyptic number.

It is an amenable number.

240297 is a deficient number, since it is larger than the sum of its proper divisors (82647).

240297 is a wasteful number, since it uses less digits than its factorization.

240297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 240297 is about 490.2009791912. The cubic root of 240297 is about 62.1702742202.

The spelling of 240297 in words is "two hundred forty thousand, two hundred ninety-seven".