242618534 has 8 divisors (see below), whose sum is σ = 367679928. Its totient is φ = 120058560.

The previous prime is 242618531. The next prime is 242618557. The reversal of 242618534 is 435816242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 242618494 and 242618503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242618531) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 625112 + ... + 625499.

It is an arithmetic number, because the mean of its divisors is an integer number (45959991).

Almost surely, 2^242618534 is an apocalyptic number.

242618534 is a deficient number, since it is larger than the sum of its proper divisors (125061394).

242618534 is a wasteful number, since it uses less digits than its factorization.

242618534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250710.

The product of its digits is 46080, while the sum is 35.

The square root of 242618534 is about 15576.2169348016. The cubic root of 242618534 is about 623.6984404030.

The spelling of 242618534 in words is "two hundred forty-two million, six hundred eighteen thousand, five hundred thirty-four".