242265505 has 16 divisors (see below), whose sum is σ = 297950400. Its totient is φ = 189042880.

The previous prime is 242265497. The next prime is 242265511. The reversal of 242265505 is 505562242.

It is a happy number.

242265505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 242265505 - 2³ = 242265497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35511 + ... + 41779.

It is an arithmetic number, because the mean of its divisors is an integer number (18621900).

Almost surely, 2^242265505 is an apocalyptic number.

It is an amenable number.

242265505 is a deficient number, since it is larger than the sum of its proper divisors (55684895).

242265505 is a wasteful number, since it uses less digits than its factorization.

242265505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6464.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 242265505 is about 15564.8805006656. The cubic root of 242265505 is about 623.3957835061.

The spelling of 242265505 in words is "two hundred forty-two million, two hundred sixty-five thousand, five hundred five".