1232342530 has 72 divisors (see below), whose sum is σ = 2410241652. Its totient is φ = 453602688.

The previous prime is 1232342513. The next prime is 1232342539. The reversal of 1232342530 is 352432321.

It can be written as a sum of positive squares in 6 ways, for example, as 347934409 + 884408121 = 18653^2 + 29739^2 .

It is a super-2 number, since 2×1232342530² = 3037336222493601800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1232342495 and 1232342504.

It is not an unprimeable number, because it can be changed into a prime (1232342539) 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 35 ways as a sum of consecutive naturals, for example, 4448752 + ... + 4449028.

Almost surely, 2^1232342530 is an apocalyptic number.

1232342530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1232342530 is a deficient number, since it is larger than the sum of its proper divisors (1177899122).

1232342530 is a wasteful number, since it uses less digits than its factorization.

1232342530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388 (or 336 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1232342530 is about 35104.7365749980. The cubic root of 1232342530 is about 1072.1210235247.

Adding to 1232342530 its reverse (352432321), we get a palindrome (1584774851).

The spelling of 1232342530 in words is "one billion, two hundred thirty-two million, three hundred forty-two thousand, five hundred thirty".