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8285394 = 231328171
BaseRepresentation
bin11111100110110011010010
3120120221102110
4133212303102
54110113034
6453330150
7130265445
oct37466322
916527373
108285394
114749a37
122936956
131941300
14115965c
15ad9de9
hex7e6cd2

8285394 has 24 divisors (see below), whose sum is σ = 17945712. Its totient is φ = 2549040.

The previous prime is 8285393. The next prime is 8285399. The reversal of 8285394 is 4935828.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8285393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3072 + ... + 5099.

It is an arithmetic number, because the mean of its divisors is an integer number (747738).

Almost surely, 28285394 is an apocalyptic number.

8285394 is an abundant number, since it is smaller than the sum of its proper divisors (9660318).

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

8285394 is a wasteful number, since it uses less digits than its factorization.

8285394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8202 (or 8189 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 8285394 is about 2878.4360336822. The cubic root of 8285394 is about 202.3505496893.

The spelling of 8285394 in words is "eight million, two hundred eighty-five thousand, three hundred ninety-four".

Divisors: 1 2 3 6 13 26 39 78 169 338 507 1014 8171 16342 24513 49026 106223 212446 318669 637338 1380899 2761798 4142697 8285394