242273847 has 8 divisors (see below), whose sum is σ = 323110656. Its totient is φ = 161476472.

The previous prime is 242273833. The next prime is 242273849. The reversal of 242273847 is 748372242.

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 242273847 - 2⁴ = 242273831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242273849) 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, 10468 + ... + 24374.

It is an arithmetic number, because the mean of its divisors is an integer number (40388832).

Almost surely, 2^242273847 is an apocalyptic number.

242273847 is a deficient number, since it is larger than the sum of its proper divisors (80836809).

242273847 is a wasteful number, since it uses less digits than its factorization.

242273847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19717.

The product of its digits is 150528, while the sum is 39.

The square root of 242273847 is about 15565.1484734326. The cubic root of 242273847 is about 623.4029386146.

The spelling of 242273847 in words is "two hundred forty-two million, two hundred seventy-three thousand, eight hundred forty-seven".