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2286222 = 23381037
BaseRepresentation
bin1000101110001010001110
311022011002220
420232022032
51041124342
6121000210
725301241
oct10561216
94264086
102286222
111321744
12923066
136207c3
14437258
153025ec
hex22e28e

2286222 has 8 divisors (see below), whose sum is σ = 4572456. Its totient is φ = 762072.

The previous prime is 2286203. The next prime is 2286233. The reversal of 2286222 is 2226822.

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

2286222 is an admirable number.

It is a super-2 number, since 2×22862222 = 10453622066568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2286192 and 2286201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190513 + ... + 190524.

It is an arithmetic number, because the mean of its divisors is an integer number (571557).

22286222 is an apocalyptic number.

2286222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2286222 is a wasteful number, since it uses less digits than its factorization.

2286222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381042.

The product of its digits is 1536, while the sum is 24.

The square root of 2286222 is about 1512.0257934308. The cubic root of 2286222 is about 131.7365037478.

The spelling of 2286222 in words is "two million, two hundred eighty-six thousand, two hundred twenty-two".

Divisors: 1 2 3 6 381037 762074 1143111 2286222