1232856441 has 12 divisors (see below), whose sum is σ = 1781458068. Its totient is φ = 821597184.

The previous prime is 1232856407. The next prime is 1232856463. The reversal of 1232856441 is 1446582321.

It is a happy number.

1232856441 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 8 + 5 + 644 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 234549225 + 998307216 = 15315^2 + 31596^2 .

It is not a de Polignac number, because 1232856441 - 2⁶ = 1232856377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1232856396 and 1232856405.

It is not an unprimeable number, because it can be changed into a prime (1232856041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1321 + ... + 49673.

It is an arithmetic number, because the mean of its divisors is an integer number (148454839).

Almost surely, 2^1232856441 is an apocalyptic number.

It is an amenable number.

1232856441 is a deficient number, since it is larger than the sum of its proper divisors (548601627).

1232856441 is a wasteful number, since it uses less digits than its factorization.

1232856441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51192 (or 51189 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 1232856441 is about 35112.0554938044. The cubic root of 1232856441 is about 1072.2700346431.

The spelling of 1232856441 in words is "one billion, two hundred thirty-two million, eight hundred fifty-six thousand, four hundred forty-one".