6428134 has 8 divisors (see below), whose sum is σ = 9657648. Its totient is φ = 3208920.

The previous prime is 6428131. The next prime is 6428141. The reversal of 6428134 is 4318246.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6428131) by changing a digit.

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, 757 + ... + 3664.

It is an arithmetic number, because the mean of its divisors is an integer number (1207206).

Almost surely, 2^6428134 is an apocalyptic number.

6428134 is a deficient number, since it is larger than the sum of its proper divisors (3229514).

6428134 is a wasteful number, since it uses less digits than its factorization.

6428134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5150.

The product of its digits is 4608, while the sum is 28.

The square root of 6428134 is about 2535.3765006405. The cubic root of 6428134 is about 185.9352107950.

The spelling of 6428134 in words is "six million, four hundred twenty-eight thousand, one hundred thirty-four".