6542750 has 16 divisors (see below), whose sum is σ = 12248496. Its totient is φ = 2617000.

The previous prime is 6542749. The next prime is 6542779. The reversal of 6542750 is 572456.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12836 + ... + 13335.

It is an arithmetic number, because the mean of its divisors is an integer number (765531).

Almost surely, 2^6542750 is an apocalyptic number.

6542750 is a deficient number, since it is larger than the sum of its proper divisors (5705746).

6542750 is a wasteful number, since it uses less digits than its factorization.

6542750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26188 (or 26178 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 6542750 is about 2557.8799815472. The cubic root of 6542750 is about 187.0338047878.

The spelling of 6542750 in words is "six million, five hundred forty-two thousand, seven hundred fifty".