70242 has 16 divisors (see below), whose sum is σ = 146880. Its totient is φ = 22352.
The previous prime is 70241. The next prime is 70249. The reversal of 70242 is 24207.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 70242.
It is not an unprimeable number, because it can be changed into a prime (70241) 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, 117 + ... + 392.
It is an arithmetic number, because the mean of its divisors is an integer number (9180).
270242 is an apocalyptic number.
70242 is an abundant number, since it is smaller than the sum of its proper divisors (76638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73440).
70242 is a wasteful number, since it uses less digits than its factorization.
70242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 537.
The product of its (nonzero) digits is 112, while the sum is 15.
The square root of 70242 is about 265.0320735307. The cubic root of 70242 is about 41.2602912798.
Adding to 70242 its reverse (24207), we get a palindrome (94449).
The spelling of 70242 in words is "seventy thousand, two hundred forty-two", and thus it is an iban number.
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