242228273 has 4 divisors (see below), whose sum is σ = 276832320. Its totient is φ = 207624228.

The previous prime is 242228267. The next prime is 242228281. The reversal of 242228273 is 372822242.

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 242228273 - 2⁶ = 242228209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242228263) 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, 17302013 + ... + 17302026.

It is an arithmetic number, because the mean of its divisors is an integer number (69208080).

Almost surely, 2^242228273 is an apocalyptic number.

It is an amenable number.

242228273 is a deficient number, since it is larger than the sum of its proper divisors (34604047).

242228273 is an equidigital number, since it uses as much as digits as its factorization.

242228273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34604046.

The product of its digits is 21504, while the sum is 32.

The square root of 242228273 is about 15563.6844288234. The cubic root of 242228273 is about 623.3638468354.

The spelling of 242228273 in words is "two hundred forty-two million, two hundred twenty-eight thousand, two hundred seventy-three".