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9750228 = 223812519
BaseRepresentation
bin100101001100…
…011011010100
3200100100210120
4211030123110
54444001403
6544551540
7145606215
oct45143324
920310716
109750228
11555a544
1233225b0
132034c87
14141b40c
15cc8e53
hex94c6d4

9750228 has 12 divisors (see below), whose sum is σ = 22750560. Its totient is φ = 3250072.

The previous prime is 9750193. The next prime is 9750239. The reversal of 9750228 is 8220579.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 406248 + ... + 406271.

It is an arithmetic number, because the mean of its divisors is an integer number (1895880).

Almost surely, 29750228 is an apocalyptic number.

It is an amenable number.

9750228 is an abundant number, since it is smaller than the sum of its proper divisors (13000332).

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

9750228 is a wasteful number, since it uses less digits than its factorization.

9750228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812526 (or 812524 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 9750228 is about 3122.5355082048. The cubic root of 9750228 is about 213.6345993132.

The spelling of 9750228 in words is "nine million, seven hundred fifty thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 12 812519 1625038 2437557 3250076 4875114 9750228