242774 has 8 divisors (see below), whose sum is σ = 416208. Its totient is φ = 104040.

The previous prime is 242773. The next prime is 242779. The reversal of 242774 is 477242.

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

It is a plaindrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 242774.

It is not an unprimeable number, because it can be changed into a prime (242773) 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, 8657 + ... + 8684.

It is an arithmetic number, because the mean of its divisors is an integer number (52026).

2²⁴²⁷⁷⁴ is an apocalyptic number.

242774 is a deficient number, since it is larger than the sum of its proper divisors (173434).

242774 is a wasteful number, since it uses less digits than its factorization.

242774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17350.

The product of its digits is 3136, while the sum is 26.

The square root of 242774 is about 492.7210163977. The cubic root of 242774 is about 62.3831630555.

The spelling of 242774 in words is "two hundred forty-two thousand, seven hundred seventy-four", and thus it is an iban number.