1232643 has 6 divisors (see below), whose sum is σ = 1646092. Its totient is φ = 820480.
The previous prime is 1232617. The next prime is 1232657. The reversal of 1232643 is 3462321.
It is a happy number.
It is not a de Polignac number, because 1232643 - 25 = 1232611 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1232603) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1603 + ... + 2243.
21232643 is an apocalyptic number.
1232643 is a deficient number, since it is larger than the sum of its proper divisors (413449).
1232643 is an frugal number, since it uses more digits than its factorization.
1232643 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1285 (or 644 counting only the distinct ones).
The product of its digits is 864, while the sum is 21.
The square root of 1232643 is about 1110.2445676517. The cubic root of 1232643 is about 107.2208151364.
Adding to 1232643 its reverse (3462321), we get a palindrome (4694964).
The spelling of 1232643 in words is "one million, two hundred thirty-two thousand, six hundred forty-three".
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