240897 has 8 divisors (see below), whose sum is σ = 326880. Its totient is φ = 157760.

The previous prime is 240893. The next prime is 240899. The reversal of 240897 is 798042.

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

It is a cyclic number.

It is not a de Polignac number, because 240897 - 2² = 240893 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240893) 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, 504 + ... + 857.

It is an arithmetic number, because the mean of its divisors is an integer number (40860).

2²⁴⁰⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

240897 is a deficient number, since it is larger than the sum of its proper divisors (85983).

240897 is a wasteful number, since it uses less digits than its factorization.

240897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1423.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 240897 is about 490.8125915255. The cubic root of 240897 is about 62.2219757407.

The spelling of 240897 in words is "two hundred forty thousand, eight hundred ninety-seven".