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226723 = 73661
BaseRepresentation
bin110111010110100011
3102112000011
4313112203
524223343
64505351
71633000
oct672643
9375004
10226723
11145382
12ab257
137c273
145c8a7
154729d
hex375a3

226723 has 8 divisors (see below), whose sum is σ = 264800. Its totient is φ = 194040.

The previous prime is 226697. The next prime is 226741. The reversal of 226723 is 327622.

It is not a de Polignac number, because 226723 - 25 = 226691 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 226694 and 226703.

It is not an unprimeable number, because it can be changed into a prime (226753) 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, 13 + ... + 673.

It is an arithmetic number, because the mean of its divisors is an integer number (33100).

2226723 is an apocalyptic number.

226723 is a deficient number, since it is larger than the sum of its proper divisors (38077).

226723 is an frugal number, since it uses more digits than its factorization.

226723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682 (or 668 counting only the distinct ones).

The product of its digits is 1008, while the sum is 22.

The square root of 226723 is about 476.1543867277. The cubic root of 226723 is about 60.9768791710.

It can be divided in two parts, 226 and 723, that added together give a palindrome (949).

The spelling of 226723 in words is "two hundred twenty-six thousand, seven hundred twenty-three".

Divisors: 1 7 49 343 661 4627 32389 226723