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382228 = 227111773
BaseRepresentation
bin1011101010100010100
3201102022121
41131110110
544212403
612105324
73151240
oct1352424
9642277
10382228
112411a0
12165244
13104c92
149d420
15783bd
hex5d514

382228 has 48 divisors (see below), whose sum is σ = 895104. Its totient is φ = 138240.

The previous prime is 382189. The next prime is 382229. The reversal of 382228 is 822283.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5200 + ... + 5272.

It is an arithmetic number, because the mean of its divisors is an integer number (18648).

2382228 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 382228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (447552).

382228 is an abundant number, since it is smaller than the sum of its proper divisors (512876).

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

382228 is a wasteful number, since it uses less digits than its factorization.

382228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112 (or 110 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 382228 is about 618.2459057689. The cubic root of 382228 is about 72.5728479037.

The spelling of 382228 in words is "three hundred eighty-two thousand, two hundred twenty-eight".

Divisors: 1 2 4 7 11 14 17 22 28 34 44 68 73 77 119 146 154 187 238 292 308 374 476 511 748 803 1022 1241 1309 1606 2044 2482 2618 3212 4964 5236 5621 8687 11242 13651 17374 22484 27302 34748 54604 95557 191114 382228