242594145 has 24 divisors (see below), whose sum is σ = 424434816. Its totient is φ = 128171808.

The previous prime is 242594129. The next prime is 242594159. The reversal of 242594145 is 541495242.

It is a happy number.

242594145 is a `hidden beast` number, since 2 + 425 + 94 + 145 = 666.

It is not a de Polignac number, because 242594145 - 2⁴ = 242594129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20377 + ... + 30006.

It is an arithmetic number, because the mean of its divisors is an integer number (17684784).

Almost surely, 2^242594145 is an apocalyptic number.

It is an amenable number.

242594145 is a deficient number, since it is larger than the sum of its proper divisors (181840671).

242594145 is a wasteful number, since it uses less digits than its factorization.

242594145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50501 (or 50498 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 242594145 is about 15575.4340228451. The cubic root of 242594145 is about 623.6775408030.

The spelling of 242594145 in words is "two hundred forty-two million, five hundred ninety-four thousand, one hundred forty-five".