242722575 has 60 divisors (see below), whose sum is σ = 456571720. Its totient is φ = 127448640.

The previous prime is 242722561. The next prime is 242722589. The reversal of 242722575 is 575227242.

242722575 is a `hidden beast` number, since 2 + 427 + 225 + 7 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (242722561) and next prime (242722589).

It is not a de Polignac number, because 242722575 - 2⁴ = 242722559 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 134781 + ... + 136569.

Almost surely, 2^242722575 is an apocalyptic number.

242722575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

242722575 is a deficient number, since it is larger than the sum of its proper divisors (213849145).

242722575 is a wasteful number, since it uses less digits than its factorization.

242722575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878 (or 1864 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 242722575 is about 15579.5563158904. The cubic root of 242722575 is about 623.7875802488.

The spelling of 242722575 in words is "two hundred forty-two million, seven hundred twenty-two thousand, five hundred seventy-five".