242353555 has 8 divisors (see below), whose sum is σ = 290917872. Its totient is φ = 193820448.

The previous prime is 242353523. The next prime is 242353561. The reversal of 242353555 is 555353242.

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 242353555 - 2⁵ = 242353523 is a prime.

It is a super-2 number, since 2×242353555² = 117470491242276050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242353555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15757 + ... + 27073.

It is an arithmetic number, because the mean of its divisors is an integer number (36364734).

Almost surely, 2^242353555 is an apocalyptic number.

242353555 is a deficient number, since it is larger than the sum of its proper divisors (48564317).

242353555 is a wasteful number, since it uses less digits than its factorization.

242353555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15605.

The product of its digits is 90000, while the sum is 34.

The square root of 242353555 is about 15567.7087267202. The cubic root of 242353555 is about 623.4712975587.

The spelling of 242353555 in words is "two hundred forty-two million, three hundred fifty-three thousand, five hundred fifty-five".