Search a number
BaseRepresentation
bin10011010000
31200122
4103100
514412
65412
73410
oct2320
91618
101232
11a20
12868
1373a
14640
15572
hex4d0

1232 has 20 divisors (see below), whose sum is σ = 2976. Its totient is φ = 480.

The previous prime is 1231. The next prime is 1237. The reversal of 1232 is 2321.

1232 is nontrivially palindromic in base 12.

1232 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is an alternating number because its digits alternate between odd and even.

1232 is an undulating number in base 12.

It is a nialpdrome in base 11 and base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107 + ... + 117.

21232 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 1232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1488).

1232 is an abundant number, since it is smaller than the sum of its proper divisors (1744).

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

1232 is a wasteful number, since it uses less digits than its factorization.

1232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26 (or 20 counting only the distinct ones).

The product of its digits is 12, while the sum is 8.

The square root of 1232 is about 35.0998575496. The cubic root of 1232 is about 10.7202168219.

Adding to 1232 its reverse (2321), we get a palindrome (3553).

Subtracting 1232 from its reverse (2321), we obtain a square (1089 = 332).

It can be divided in two parts, 123 and 2, that added together give a cube (125 = 53).

The spelling of 1232 in words is "one thousand, two hundred thirty-two".