6506542 has 8 divisors (see below), whose sum is σ = 11154096. Its totient is φ = 2788512.

The previous prime is 6506491. The next prime is 6506557. The reversal of 6506542 is 2456056.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6506542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232363 + ... + 232390.

It is an arithmetic number, because the mean of its divisors is an integer number (1394262).

Almost surely, 2^6506542 is an apocalyptic number.

6506542 is a deficient number, since it is larger than the sum of its proper divisors (4647554).

6506542 is a wasteful number, since it uses less digits than its factorization.

6506542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464762.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 6506542 is about 2550.7924258944. The cubic root of 6506542 is about 186.6881473296.

The spelling of 6506542 in words is "six million, five hundred six thousand, five hundred forty-two".