6432738 has 16 divisors (see below), whose sum is σ = 13855296. Its totient is φ = 1979280.

The previous prime is 6432721. The next prime is 6432739. The reversal of 6432738 is 8372346.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6432699 and 6432708.

It is not an unprimeable number, because it can be changed into a prime (6432739) 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 7 ways as a sum of consecutive naturals, for example, 41158 + ... + 41313.

It is an arithmetic number, because the mean of its divisors is an integer number (865956).

Almost surely, 2^6432738 is an apocalyptic number.

6432738 is an abundant number, since it is smaller than the sum of its proper divisors (7422558).

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

6432738 is a wasteful number, since it uses less digits than its factorization.

6432738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82489.

The product of its digits is 24192, while the sum is 33.

The square root of 6432738 is about 2536.2842900590. The cubic root of 6432738 is about 185.9795907772.

The spelling of 6432738 in words is "six million, four hundred thirty-two thousand, seven hundred thirty-eight".