6432959 has 4 divisors (see below), whose sum is σ = 6927816. Its totient is φ = 5938104.

The previous prime is 6432949. The next prime is 6432961. The reversal of 6432959 is 9592346.

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

It is a cyclic number.

It is not a de Polignac number, because 6432959 - 2²⁰ = 5384383 is a prime.

It is a super-2 number, since 2×6432959² = 82765922991362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6432949) 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, 247409 + ... + 247434.

It is an arithmetic number, because the mean of its divisors is an integer number (1731954).

Almost surely, 2^6432959 is an apocalyptic number.

6432959 is a deficient number, since it is larger than the sum of its proper divisors (494857).

6432959 is a wasteful number, since it uses less digits than its factorization.

6432959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494856.

The product of its digits is 58320, while the sum is 38.

The square root of 6432959 is about 2536.3278573560. The cubic root of 6432959 is about 185.9817205607.

The spelling of 6432959 in words is "six million, four hundred thirty-two thousand, nine hundred fifty-nine".