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622226 = 21128283
BaseRepresentation
bin10010111111010010010
31011121112102
42113322102
5124402401
621200402
75201033
oct2277222
91147472
10622226
11395540
12260102
1318a2a7
14122a8a
15c456b
hex97e92

622226 has 8 divisors (see below), whose sum is σ = 1018224. Its totient is φ = 282820.

The previous prime is 622189. The next prime is 622241.

622226 is nontrivially palindromic in base 10.

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

It is a zygodrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 622198 and 622207.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14120 + ... + 14163.

It is an arithmetic number, because the mean of its divisors is an integer number (127278).

2622226 is an apocalyptic number.

622226 is a deficient number, since it is larger than the sum of its proper divisors (395998).

622226 is a wasteful number, since it uses less digits than its factorization.

622226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28296.

The product of its digits is 576, while the sum is 20.

The square root of 622226 is about 788.8130323467. The cubic root of 622226 is about 85.3721171087.

It can be divided in two parts, 622 and 226, that added together give a palindrome (848).

The spelling of 622226 in words is "six hundred twenty-two thousand, two hundred twenty-six".

Divisors: 1 2 11 22 28283 56566 311113 622226