242354 has 12 divisors (see below), whose sum is σ = 423054. Its totient is φ = 103824.

The previous prime is 242329. The next prime is 242357. The reversal of 242354 is 453242.

It can be written as a sum of positive squares in only one way, i.e., 182329 + 60025 = 427^2 + 245^2 .

It is a super-3 number, since 3×242354³ = 42704321975333592, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (242357) by changing a digit.

242354 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1139 + ... + 1334.

2²⁴²³⁵⁴ is an apocalyptic number.

242354 is a deficient number, since it is larger than the sum of its proper divisors (180700).

242354 is a wasteful number, since it uses less digits than its factorization.

242354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2489 (or 2482 counting only the distinct ones).

The product of its digits is 960, while the sum is 20.

The square root of 242354 is about 492.2946272305. The cubic root of 242354 is about 62.3471679156.

Adding to 242354 its reverse (453242), we get a palindrome (695596).

The spelling of 242354 in words is "two hundred forty-two thousand, three hundred fifty-four".