6432971 has 4 divisors (see below), whose sum is σ = 6440712. Its totient is φ = 6425232.

The previous prime is 6432961. The next prime is 6432989. The reversal of 6432971 is 1792346.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6432971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6432901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2450 + ... + 4343.

It is an arithmetic number, because the mean of its divisors is an integer number (1610178).

Almost surely, 2^6432971 is an apocalyptic number.

6432971 is a deficient number, since it is larger than the sum of its proper divisors (7741).

6432971 is an equidigital number, since it uses as much as digits as its factorization.

6432971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7740.

The product of its digits is 9072, while the sum is 32.

The square root of 6432971 is about 2536.3302229796. The cubic root of 6432971 is about 185.9818362037.

The spelling of 6432971 in words is "six million, four hundred thirty-two thousand, nine hundred seventy-one".