1232425642 has 64 divisors (see below), whose sum is σ = 2335785984. Its totient is φ = 475637760.

The previous prime is 1232425619. The next prime is 1232425651. The reversal of 1232425642 is 2465242321.

It is a super-2 number, since 2×1232425642² = 3037745926118224328, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 515983 + ... + 518365.

It is an arithmetic number, because the mean of its divisors is an integer number (36496656).

Almost surely, 2^1232425642 is an apocalyptic number.

1232425642 is a deficient number, since it is larger than the sum of its proper divisors (1103360342).

1232425642 is a wasteful number, since it uses less digits than its factorization.

1232425642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503.

The product of its digits is 23040, while the sum is 31.

The square root of 1232425642 is about 35105.9203269192. The cubic root of 1232425642 is about 1072.1451250812.

Adding to 1232425642 its reverse (2465242321), we get a palindrome (3697667963).

The spelling of 1232425642 in words is "one billion, two hundred thirty-two million, four hundred twenty-five thousand, six hundred forty-two".