355218242 has 8 divisors (see below), whose sum is σ = 533199936. Its totient is φ = 177484932.

The previous prime is 355218223. The next prime is 355218271. The reversal of 355218242 is 242812553.

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 = 355218199 and 355218208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58478 + ... + 64265.

It is an arithmetic number, because the mean of its divisors is an integer number (66649992).

Almost surely, 2^355218242 is an apocalyptic number.

355218242 is a deficient number, since it is larger than the sum of its proper divisors (177981694).

355218242 is a wasteful number, since it uses less digits than its factorization.

355218242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124192.

The product of its digits is 19200, while the sum is 32.

The square root of 355218242 is about 18847.2343329200. The cubic root of 355218242 is about 708.2149445261.

The spelling of 355218242 in words is "three hundred fifty-five million, two hundred eighteen thousand, two hundred forty-two".