6430534 has 16 divisors (see below), whose sum is σ = 10575360. Its totient is φ = 2908360.

The previous prime is 6430519. The next prime is 6430561. The reversal of 6430534 is 4350346.

It is a junction number, because it is equal to n+sod(n) for n = 6430499 and 6430508.

It is a congruent number.

It is an unprimeable number.

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, 4647 + ... + 5869.

It is an arithmetic number, because the mean of its divisors is an integer number (660960).

Almost surely, 2^6430534 is an apocalyptic number.

6430534 is a deficient number, since it is larger than the sum of its proper divisors (4144826).

6430534 is a wasteful number, since it uses less digits than its factorization.

6430534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 6430534 is about 2535.8497589566. The cubic root of 6430534 is about 185.9583480943.

The spelling of 6430534 in words is "six million, four hundred thirty thousand, five hundred thirty-four".