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224029 = 1319907
BaseRepresentation
bin110110101100011101
3102101022101
4312230131
524132104
64445101
71622101
oct665435
9371271
10224029
11143353
12a9791
137ac80
145b901
15465a4
hex36b1d

224029 has 8 divisors (see below), whose sum is σ = 254240. Its totient is φ = 195696.

The previous prime is 224027. The next prime is 224033. The reversal of 224029 is 920422.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 224029 - 21 = 224027 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

224029 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 223997 and 224015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207 + ... + 700.

It is an arithmetic number, because the mean of its divisors is an integer number (31780).

2224029 is an apocalyptic number.

It is an amenable number.

224029 is a deficient number, since it is larger than the sum of its proper divisors (30211).

224029 is a wasteful number, since it uses less digits than its factorization.

224029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 224029 is about 473.3170184982. The cubic root of 224029 is about 60.7344001899.

The spelling of 224029 in words is "two hundred twenty-four thousand, twenty-nine".

Divisors: 1 13 19 247 907 11791 17233 224029