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2001232 = 241929227
BaseRepresentation
bin111101000100101010000
310202200011201
413220211100
51003014412
6110520544
723003332
oct7504520
93680151
102001232
111147612
12806154
13550b7c
143a1452
15297e57
hex1e8950

2001232 has 40 divisors (see below), whose sum is σ = 4240800. Its totient is φ = 911232.

The previous prime is 2001229. The next prime is 2001247. The reversal of 2001232 is 2321002.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8703 + ... + 8929.

It is an arithmetic number, because the mean of its divisors is an integer number (106020).

22001232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2001232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2120400).

2001232 is an abundant number, since it is smaller than the sum of its proper divisors (2239568).

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

2001232 is a wasteful number, since it uses less digits than its factorization.

2001232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 2001232 is about 1414.6490730920. The cubic root of 2001232 is about 126.0179700581.

Adding to 2001232 its reverse (2321002), we get a palindrome (4322234).

The spelling of 2001232 in words is "two million, one thousand, two hundred thirty-two".