6432456242 has 4 divisors (see below), whose sum is σ = 9648684366. Its totient is φ = 3216228120.

The previous prime is 6432456241. The next prime is 6432456281. The reversal of 6432456242 is 2426542346.

6432456242 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6427389241 + 5067001 = 80171^2 + 2251^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6432456196 and 6432456205.

It is not an unprimeable number, because it can be changed into a prime (6432456241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1608114059 + ... + 1608114062.

Almost surely, 2^6432456242 is an apocalyptic number.

6432456242 is a deficient number, since it is larger than the sum of its proper divisors (3216228124).

6432456242 is a wasteful number, since it uses less digits than its factorization.

6432456242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3216228123.

The product of its digits is 276480, while the sum is 38.

The square root of 6432456242 is about 80202.5949829555. The cubic root of 6432456242 is about 1859.7687539622.

Adding to 6432456242 its reverse (2426542346), we get a palindrome (8858998588).

The spelling of 6432456242 in words is "six billion, four hundred thirty-two million, four hundred fifty-six thousand, two hundred forty-two".