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2839224 = 233281421
BaseRepresentation
bin1010110101001010111000
312100020200110
422311022320
51211323344
6140504320
733063423
oct12651270
95306613
102839224
11166a173
12b4b0a0
1378541b
1453c9ba
153b13b9
hex2b52b8

2839224 has 32 divisors (see below), whose sum is σ = 7140240. Its totient is φ = 940800.

The previous prime is 2839217. The next prime is 2839271. The reversal of 2839224 is 4229382.

2839224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 16852-1.

It is a super-2 number, since 2×28392242 = 16122385844352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2839191 and 2839200.

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 7 ways as a sum of consecutive naturals, for example, 6534 + ... + 6954.

22839224 is an apocalyptic number.

2839224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2839224 is an abundant number, since it is smaller than the sum of its proper divisors (4301016).

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

2839224 is a wasteful number, since it uses less digits than its factorization.

2839224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711 (or 707 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 2839224 is about 1684.9997032641. Note that the first 3 decimals coincide. The cubic root of 2839224 is about 141.6010756725.

The spelling of 2839224 in words is "two million, eight hundred thirty-nine thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 24 281 421 562 842 843 1124 1263 1684 1686 2248 2526 3368 3372 5052 6744 10104 118301 236602 354903 473204 709806 946408 1419612 2839224