42274 has 8 divisors (see below), whose sum is σ = 66240. Its totient is φ = 20196.
The previous prime is 42257. The next prime is 42281. The reversal of 42274 is 47224.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a nialpdrome in base 16.
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, 414 + ... + 505.
It is an arithmetic number, because the mean of its divisors is an integer number (8280).
242274 is an apocalyptic number.
42274 is a deficient number, since it is larger than the sum of its proper divisors (23966).
42274 is a wasteful number, since it uses less digits than its factorization.
42274 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 944.
The product of its digits is 448, while the sum is 19.
The square root of 42274 is about 205.6064201332. The cubic root of 42274 is about 34.8356924500.
Adding to 42274 its reverse (47224), we get a palindrome (89498).
Subtracting 42274 from its reverse (47224), we obtain a triangular number (4950 = T99).
It can be divided in two parts, 422 and 74, that added together give a triangular number (496 = T31).
The spelling of 42274 in words is "forty-two thousand, two hundred seventy-four", and thus it is an iban number.
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