6542434 has 4 divisors (see below), whose sum is σ = 9813654. Its totient is φ = 3271216.

The previous prime is 6542423. The next prime is 6542443. The reversal of 6542434 is 4342456.

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., 6487209 + 55225 = 2547^2 + 235^2 .

It is a d-powerful number, because it can be written as 6² + 5⁹ + 4⁵ + 2¹⁷ + 4⁹ + 3⁶ + 4¹¹ .

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 as a sum of consecutive naturals, namely, 1635607 + ... + 1635610.

Almost surely, 2^6542434 is an apocalyptic number.

6542434 is a deficient number, since it is larger than the sum of its proper divisors (3271220).

6542434 is a wasteful number, since it uses less digits than its factorization.

6542434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3271219.

The product of its digits is 11520, while the sum is 28.

The square root of 6542434 is about 2557.8182108977. The cubic root of 6542434 is about 187.0307936363.

The spelling of 6542434 in words is "six million, five hundred forty-two thousand, four hundred thirty-four".