242267605 has 8 divisors (see below), whose sum is σ = 291282264. Its totient is φ = 193440000.

The previous prime is 242267591. The next prime is 242267609. The reversal of 242267605 is 506762242.

It can be written as a sum of positive squares in 4 ways, for example, as 37834801 + 204432804 = 6151^2 + 14298^2 .

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

It is not a de Polignac number, because 242267605 - 2⁷ = 242267477 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 (242267609) 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, 43896 + ... + 49105.

It is an arithmetic number, because the mean of its divisors is an integer number (36410283).

Almost surely, 2^242267605 is an apocalyptic number.

It is an amenable number.

242267605 is a deficient number, since it is larger than the sum of its proper divisors (49014659).

242267605 is an equidigital number, since it uses as much as digits as its factorization.

242267605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93527.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 242267605 is about 15564.9479600800. The cubic root of 242267605 is about 623.3975847356.

The spelling of 242267605 in words is "two hundred forty-two million, two hundred sixty-seven thousand, six hundred five".