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4270 = 25761
BaseRepresentation
bin1000010101110
312212011
41002232
5114040
631434
715310
oct10256
95764
104270
113232
12257a
131c36
1417b0
1513ea
hex10ae

4270 has 16 divisors (see below), whose sum is σ = 8928. Its totient is φ = 1440.

The previous prime is 4261. The next prime is 4271. The reversal of 4270 is 724.

4270 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.

4270 is an undulating number in base 11.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 4270.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4271) 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, 40 + ... + 100.

It is an arithmetic number, because the mean of its divisors is an integer number (558).

24270 is an apocalyptic number.

4270 is an abundant number, since it is smaller than the sum of its proper divisors (4658).

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 (4464).

4270 is a wasteful number, since it uses less digits than its factorization.

4270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75.

The product of its (nonzero) digits is 56, while the sum is 13.

The square root of 4270 is about 65.3452370108. The cubic root of 4270 is about 16.2234279735.

Adding to 4270 its reverse (724), we get a palindrome (4994).

The spelling of 4270 in words is "four thousand, two hundred seventy", and thus it is an iban number.

Divisors: 1 2 5 7 10 14 35 61 70 122 305 427 610 854 2135 4270