6437542 has 8 divisors (see below), whose sum is σ = 10164600. Its totient is φ = 3049344.

The previous prime is 6437537. The next prime is 6437551. The reversal of 6437542 is 2457346.

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

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 3 ways as a sum of consecutive naturals, for example, 84667 + ... + 84742.

It is an arithmetic number, because the mean of its divisors is an integer number (1270575).

Almost surely, 2^6437542 is an apocalyptic number.

6437542 is a deficient number, since it is larger than the sum of its proper divisors (3727058).

6437542 is a wasteful number, since it uses less digits than its factorization.

6437542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169430.

The product of its digits is 20160, while the sum is 31.

The square root of 6437542 is about 2537.2311680255. The cubic root of 6437542 is about 186.0258760778.

The spelling of 6437542 in words is "six million, four hundred thirty-seven thousand, five hundred forty-two".