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233874 = 2336171
BaseRepresentation
bin111001000110010010
3102212211000
4321012102
524440444
65002430
71662564
oct710622
9385730
10233874
1114a793
12b3416
13825b4
1461334
1549469
hex39192

233874 has 32 divisors (see below), whose sum is σ = 535680. Its totient is φ = 75600.

The previous prime is 233861. The next prime is 233879. The reversal of 233874 is 478332.

233874 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×2338744 (a number of 23 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (233879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3259 + ... + 3329.

It is an arithmetic number, because the mean of its divisors is an integer number (16740).

2233874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 233874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267840).

233874 is an abundant number, since it is smaller than the sum of its proper divisors (301806).

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

233874 is a wasteful number, since it uses less digits than its factorization.

233874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 137 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 233874 is about 483.6052108900. The cubic root of 233874 is about 61.6113390607.

The spelling of 233874 in words is "two hundred thirty-three thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 9 18 27 54 61 71 122 142 183 213 366 426 549 639 1098 1278 1647 1917 3294 3834 4331 8662 12993 25986 38979 77958 116937 233874