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42214 = 221107
BaseRepresentation
bin1010010011100110
32010220111
422103212
52322324
6523234
7234034
oct122346
963814
1042214
1129797
122051a
13162a3
1411554
15c794
hexa4e6

42214 has 4 divisors (see below), whose sum is σ = 63324. Its totient is φ = 21106.

The previous prime is 42209. The next prime is 42221. The reversal of 42214 is 41224.

42214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a plaindrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 42194 and 42203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10552 + ... + 10555.

It is an arithmetic number, because the mean of its divisors is an integer number (15831).

242214 is an apocalyptic number.

42214 is a deficient number, since it is larger than the sum of its proper divisors (21110).

42214 is a wasteful number, since it uses less digits than its factorization.

42214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21109.

The product of its digits is 64, while the sum is 13.

The square root of 42214 is about 205.4604584829. The cubic root of 42214 is about 34.8192037400.

Adding to 42214 its reverse (41224), we get a palindrome (83438).

Subtracting from 42214 its reverse (41224), we obtain a triangular number (990 = T44).

It can be divided in two parts, 4221 and 4, that added together give a square (4225 = 652).

The spelling of 42214 in words is "forty-two thousand, two hundred fourteen", and thus it is an iban number.

Divisors: 1 2 21107 42214