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2283740 = 225891283
BaseRepresentation
bin1000101101100011011100
311022000200222
420231203130
51041034430
6120540512
725261064
oct10554334
94260628
102283740
11131a898
12921738
1361c634
144363a4
153019e5
hex22d8dc

2283740 has 24 divisors (see below), whose sum is σ = 4853520. Its totient is φ = 902528.

The previous prime is 2283737. The next prime is 2283803. The reversal of 2283740 is 473822.

2283740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1139 + ... + 2421.

It is an arithmetic number, because the mean of its divisors is an integer number (202230).

22283740 is an apocalyptic number.

2283740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2283740 is an abundant number, since it is smaller than the sum of its proper divisors (2569780).

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

2283740 is a wasteful number, since it uses less digits than its factorization.

2283740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381 (or 1379 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 2283740 is about 1511.2048173560. The cubic root of 2283740 is about 131.6888139497.

The spelling of 2283740 in words is "two million, two hundred eighty-three thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 89 178 356 445 890 1283 1780 2566 5132 6415 12830 25660 114187 228374 456748 570935 1141870 2283740