240691241 has 8 divisors (see below), whose sum is σ = 277912320. Its totient is φ = 204179328.

The previous prime is 240691237. The next prime is 240691261. The reversal of 240691241 is 142196042.

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 240691241 - 2² = 240691237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240691201) 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, 176561 + ... + 177918.

It is an arithmetic number, because the mean of its divisors is an integer number (34739040).

Almost surely, 2^240691241 is an apocalyptic number.

It is an amenable number.

240691241 is a deficient number, since it is larger than the sum of its proper divisors (37221079).

240691241 is an equidigital number, since it uses as much as digits as its factorization.

240691241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354583.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 240691241 is about 15514.2270513229. The cubic root of 240691241 is about 622.0425533416.

The spelling of 240691241 in words is "two hundred forty million, six hundred ninety-one thousand, two hundred forty-one".