242353645 has 16 divisors (see below), whose sum is σ = 319443840. Its totient is φ = 175690944.

The previous prime is 242353637. The next prime is 242353679. The reversal of 242353645 is 546353242.

It is a cyclic number.

It is not a de Polignac number, because 242353645 - 2³ = 242353637 is a prime.

It is a super-3 number, since 3×242353645³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 242353645.

It is a congruent number.

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, 53274 + ... + 57643.

It is an arithmetic number, because the mean of its divisors is an integer number (19965240).

Almost surely, 2^242353645 is an apocalyptic number.

It is an amenable number.

242353645 is a deficient number, since it is larger than the sum of its proper divisors (77090195).

242353645 is a wasteful number, since it uses less digits than its factorization.

242353645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110964.

The product of its digits is 86400, while the sum is 34.

The square root of 242353645 is about 15567.7116173187. The cubic root of 242353645 is about 623.4713747357.

The spelling of 242353645 in words is "two hundred forty-two million, three hundred fifty-three thousand, six hundred forty-five".