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368223 = 3122741
BaseRepresentation
bin1011001111001011111
3200201002220
41121321133
543240343
611520423
73062352
oct1317137
9621086
10368223
11231719
12159113
13cb7ab
1498299
1574183
hex59e5f

368223 has 4 divisors (see below), whose sum is σ = 490968. Its totient is φ = 245480.

The previous prime is 368197. The next prime is 368227. The reversal of 368223 is 322863.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322863 = 3107621.

It is a cyclic number.

It is not a de Polignac number, because 368223 - 29 = 367711 is a prime.

It is a D-number.

368223 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 368193 and 368202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61368 + ... + 61373.

It is an arithmetic number, because the mean of its divisors is an integer number (122742).

2368223 is an apocalyptic number.

368223 is a deficient number, since it is larger than the sum of its proper divisors (122745).

368223 is a wasteful number, since it uses less digits than its factorization.

368223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122744.

The product of its digits is 1728, while the sum is 24.

The square root of 368223 is about 606.8138099945. The cubic root of 368223 is about 71.6754294916.

The spelling of 368223 in words is "three hundred sixty-eight thousand, two hundred twenty-three".

Divisors: 1 3 122741 368223