1232616 has 128 divisors (see below), whose sum is σ = 4147200. Its totient is φ = 295680.

The previous prime is 1232611. The next prime is 1232617. The reversal of 1232616 is 6162321.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1232592 and 1232601.

It is not an unprimeable number, because it can be changed into a prime (1232611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42490 + ... + 42518.

It is an arithmetic number, because the mean of its divisors is an integer number (32400).

2^1232616 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 1232616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2073600).

1232616 is an abundant number, since it is smaller than the sum of its proper divisors (2914584).

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

1232616 is a wasteful number, since it uses less digits than its factorization.

1232616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79 (or 75 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

The square root of 1232616 is about 1110.2324081020. The cubic root of 1232616 is about 107.2200322703.

Adding to 1232616 its reverse (6162321), we get a palindrome (7394937).

The spelling of 1232616 in words is "one million, two hundred thirty-two thousand, six hundred sixteen".