1232216 has 8 divisors (see below), whose sum is σ = 2310420. Its totient is φ = 616104.

The previous prime is 1232213. The next prime is 1232221. The reversal of 1232216 is 6122321.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1232194 and 1232203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77006 + ... + 77021.

2^1232216 is an apocalyptic number.

It is an amenable number.

1232216 is a deficient number, since it is larger than the sum of its proper divisors (1078204).

1232216 is a wasteful number, since it uses less digits than its factorization.

1232216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154033 (or 154029 counting only the distinct ones).

The product of its digits is 144, while the sum is 17.

The square root of 1232216 is about 1110.0522510224. The cubic root of 1232216 is about 107.2084329150.

Adding to 1232216 its reverse (6122321), we get a palindrome (7354537).

The spelling of 1232216 in words is "one million, two hundred thirty-two thousand, two hundred sixteen".