240242597 has 4 divisors (see below), whose sum is σ = 274562976. Its totient is φ = 205922220.

The previous prime is 240242579. The next prime is 240242599. The reversal of 240242597 is 795242042.

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 not a de Polignac number, because 240242597 - 2¹⁴ = 240226213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240242599) 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, 17160179 + ... + 17160192.

It is an arithmetic number, because the mean of its divisors is an integer number (68640744).

Almost surely, 2^240242597 is an apocalyptic number.

It is an amenable number.

240242597 is a deficient number, since it is larger than the sum of its proper divisors (34320379).

240242597 is an equidigital number, since it uses as much as digits as its factorization.

240242597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34320378.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 240242597 is about 15499.7611917087. The cubic root of 240242597 is about 621.6558210351.

The spelling of 240242597 in words is "two hundred forty million, two hundred forty-two thousand, five hundred ninety-seven".