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28849596 = 2235345361
BaseRepresentation
bin110111000001…
…1010110111100
32000021201012120
41232003112330
524341141341
62510202540
7500134416
oct156032674
960251176
1028849596
1115315146
1297b3450
135c91489
143b8d9b6
1527ed066
hex1b835bc

28849596 has 24 divisors (see below), whose sum is σ = 68587344. Its totient is φ = 9434880.

The previous prime is 28849591. The next prime is 28849669. The reversal of 28849596 is 69594882.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28849591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22045 + ... + 23316.

It is an arithmetic number, because the mean of its divisors is an integer number (2857806).

Almost surely, 228849596 is an apocalyptic number.

It is an amenable number.

28849596 is an abundant number, since it is smaller than the sum of its proper divisors (39737748).

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

28849596 is a wasteful number, since it uses less digits than its factorization.

28849596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45421 (or 45419 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 51.

The square root of 28849596 is about 5371.1819928206. The cubic root of 28849596 is about 306.6996252122.

The spelling of 28849596 in words is "twenty-eight million, eight hundred forty-nine thousand, five hundred ninety-six".

Divisors: 1 2 3 4 6 12 53 106 159 212 318 636 45361 90722 136083 181444 272166 544332 2404133 4808266 7212399 9616532 14424798 28849596