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226455 = 3531487
BaseRepresentation
bin110111010010010111
3102111122020
4313102113
524221310
64504223
71632135
oct672227
9374566
10226455
11145159
12ab073
137c0c8
145c755
1547170
hex37497

226455 has 16 divisors (see below), whose sum is σ = 374784. Its totient is φ = 116640.

The previous prime is 226453. The next prime is 226463. The reversal of 226455 is 554622.

226455 = 702 + 712 + ... + 1002.

It is not a de Polignac number, because 226455 - 21 = 226453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226451) 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 15 ways as a sum of consecutive naturals, for example, 222 + ... + 708.

It is an arithmetic number, because the mean of its divisors is an integer number (23424).

2226455 is an apocalyptic number.

226455 is a deficient number, since it is larger than the sum of its proper divisors (148329).

226455 is a wasteful number, since it uses less digits than its factorization.

226455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526.

The product of its digits is 2400, while the sum is 24.

The square root of 226455 is about 475.8728821860. The cubic root of 226455 is about 60.9528436050.

The spelling of 226455 in words is "two hundred twenty-six thousand, four hundred fifty-five".

Divisors: 1 3 5 15 31 93 155 465 487 1461 2435 7305 15097 45291 75485 226455