6428934 has 24 divisors (see below), whose sum is σ = 13976040. Its totient is φ = 2135808.

The previous prime is 6428921. The next prime is 6428957. The reversal of 6428934 is 4398246.

It is a happy number.

6428934 is a `hidden beast` number, since 642 + 8 + 9 + 3 + 4 = 666.

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 11 ways as a sum of consecutive naturals, for example, 10077 + ... + 10695.

It is an arithmetic number, because the mean of its divisors is an integer number (582335).

Almost surely, 2^6428934 is an apocalyptic number.

6428934 is an abundant number, since it is smaller than the sum of its proper divisors (7547106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6428934 is a wasteful number, since it uses less digits than its factorization.

6428934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204 (or 1201 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 6428934 is about 2535.5342632274. The cubic root of 6428934 is about 185.9429238679.

The spelling of 6428934 in words is "six million, four hundred twenty-eight thousand, nine hundred thirty-four".