6542258 has 8 divisors (see below), whose sum is σ = 10240128. Its totient is φ = 3128884.

The previous prime is 6542257. The next prime is 6542279. The reversal of 6542258 is 8522456.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6542258² = 85602279477128, which contains 22 as substring.

It is a d-powerful number, because it can be written as 6² + 5⁸ + 4³ + 2¹² + 2²² + 5⁹ + 8 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6542257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71066 + ... + 71157.

It is an arithmetic number, because the mean of its divisors is an integer number (1280016).

Almost surely, 2^6542258 is an apocalyptic number.

6542258 is a deficient number, since it is larger than the sum of its proper divisors (3697870).

6542258 is a wasteful number, since it uses less digits than its factorization.

6542258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142248.

The product of its digits is 19200, while the sum is 32.

The square root of 6542258 is about 2557.7838063449. The cubic root of 6542258 is about 187.0291164972.

The spelling of 6542258 in words is "six million, five hundred forty-two thousand, two hundred fifty-eight".