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361223 is a prime number
BaseRepresentation
bin1011000001100000111
3200100111122
41120030013
543024343
611424155
73033062
oct1301407
9610448
10361223
11227435
1215505b
13c8555
14958d9
1572068
hex58307

361223 has 2 divisors, whose sum is σ = 361224. Its totient is φ = 361222.

The previous prime is 361219. The next prime is 361237. The reversal of 361223 is 322163.

Adding to 361223 its reverse (322163), we get a palindrome (683386).

Subtracting from 361223 its reverse (322163), we obtain a triangular number (39060 = T279).

It is a weak prime.

361223 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 361223 - 22 = 361219 is a prime.

It is a nialpdrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (361213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180611 + 180612.

It is an arithmetic number, because the mean of its divisors is an integer number (180612).

2361223 is an apocalyptic number.

361223 is a deficient number, since it is larger than the sum of its proper divisors (1).

361223 is an equidigital number, since it uses as much as digits as its factorization.

361223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216, while the sum is 17.

The square root of 361223 is about 601.0183025499. The cubic root of 361223 is about 71.2183320847.

The spelling of 361223 in words is "three hundred sixty-one thousand, two hundred twenty-three".