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8528226 = 2371910687
BaseRepresentation
bin100000100010…
…000101100010
3121001021112020
4200202011202
54140400401
6502442310
7132326430
oct40420542
917037466
108528226
1148a5423
122a33396
1319c79b5
1411bdd50
15b36d36
hex822162

8528226 has 32 divisors (see below), whose sum is σ = 20520960. Its totient is φ = 2308176.

The previous prime is 8528213. The next prime is 8528243. The reversal of 8528226 is 6228258.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4546 + ... + 6141.

It is an arithmetic number, because the mean of its divisors is an integer number (641280).

Almost surely, 28528226 is an apocalyptic number.

8528226 is an abundant number, since it is smaller than the sum of its proper divisors (11992734).

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

8528226 is a wasteful number, since it uses less digits than its factorization.

8528226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10718.

The product of its digits is 15360, while the sum is 33.

The square root of 8528226 is about 2920.3126544944. The cubic root of 8528226 is about 204.3084051092.

Subtracting from 8528226 its reverse (6228258), we obtain a cube (2299968 = 1323).

The spelling of 8528226 in words is "eight million, five hundred twenty-eight thousand, two hundred twenty-six".

Divisors: 1 2 3 6 7 14 19 21 38 42 57 114 133 266 399 798 10687 21374 32061 64122 74809 149618 203053 224427 406106 448854 609159 1218318 1421371 2842742 4264113 8528226