240563797 has 4 divisors (see below), whose sum is σ = 243462240. Its totient is φ = 237665356.

The previous prime is 240563789. The next prime is 240563803. The reversal of 240563797 is 797365042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240563797 - 2³ = 240563789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240563717) 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, 1449097 + ... + 1449262.

It is an arithmetic number, because the mean of its divisors is an integer number (60865560).

Almost surely, 2^240563797 is an apocalyptic number.

It is an amenable number.

240563797 is a deficient number, since it is larger than the sum of its proper divisors (2898443).

240563797 is an equidigital number, since it uses as much as digits as its factorization.

240563797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2898442.

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 240563797 is about 15510.1191807155. The cubic root of 240563797 is about 621.9327451812.

The spelling of 240563797 in words is "two hundred forty million, five hundred sixty-three thousand, seven hundred ninety-seven".