6428043 has 6 divisors (see below), whose sum is σ = 9284964. Its totient is φ = 4285356.

The previous prime is 6428041. The next prime is 6428083. The reversal of 6428043 is 3408246.

It is not a de Polignac number, because 6428043 - 2¹ = 6428041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6427998 and 6428016.

It is not an unprimeable number, because it can be changed into a prime (6428041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 357105 + ... + 357122.

It is an arithmetic number, because the mean of its divisors is an integer number (1547494).

Almost surely, 2^6428043 is an apocalyptic number.

6428043 is a deficient number, since it is larger than the sum of its proper divisors (2856921).

6428043 is a wasteful number, since it uses less digits than its factorization.

6428043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714233 (or 714230 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 6428043 is about 2535.3585545244. The cubic root of 6428043 is about 185.9343333924.

The spelling of 6428043 in words is "six million, four hundred twenty-eight thousand, forty-three".