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235297 = 1713841
BaseRepresentation
bin111001011100100001
3102221202201
4321130201
530012142
65013201
71666666
oct713441
9387681
10235297
11150867
12b4201
138313a
1461a6d
1549ab7
hex39721

235297 has 4 divisors (see below), whose sum is σ = 249156. Its totient is φ = 221440.

The previous prime is 235289. The next prime is 235307. The reversal of 235297 is 792532.

235297 = 184 + 194.

235297 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 can be written as a sum of positive squares in 2 ways, for example, as 130321 + 104976 = 361^2 + 324^2 .

It is a cyclic number.

It is not a de Polignac number, because 235297 - 23 = 235289 is a prime.

It is a Duffinian number.

It is a plaindrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (235397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6904 + ... + 6937.

It is an arithmetic number, because the mean of its divisors is an integer number (62289).

235297 is a Friedman number, since it can be written as 922+5^7*3, using all its digits and the basic arithmetic operations.

2235297 is an apocalyptic number.

It is an amenable number.

235297 is a deficient number, since it is larger than the sum of its proper divisors (13859).

235297 is a wasteful number, since it uses less digits than its factorization.

235297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13858.

The product of its digits is 3780, while the sum is 28.

The square root of 235297 is about 485.0742211250. The cubic root of 235297 is about 61.7360439866.

The spelling of 235297 in words is "two hundred thirty-five thousand, two hundred ninety-seven".

Divisors: 1 17 13841 235297