242481 has 8 divisors (see below), whose sum is σ = 326304. Its totient is φ = 160160.
The previous prime is 242479. The next prime is 242483. The reversal of 242481 is 184242.
It is an interprime number because it is at equal distance from previous prime (242479) and next prime (242483).
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 242481 - 21 = 242479 is a prime.
It is a super-2 number, since 2×2424812 = 117594070722, which contains 22 as substring.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (242483) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85 + ... + 701.
It is an arithmetic number, because the mean of its divisors is an integer number (40788).
2242481 is an apocalyptic number.
It is an amenable number.
242481 is a deficient number, since it is larger than the sum of its proper divisors (83823).
242481 is a wasteful number, since it uses less digits than its factorization.
242481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 751.
The product of its digits is 512, while the sum is 21.
The square root of 242481 is about 492.4235981348. The cubic root of 242481 is about 62.3580565436.
The spelling of 242481 in words is "two hundred forty-two thousand, four hundred eighty-one".
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