6345428 has 12 divisors (see below), whose sum is σ = 11192832. Its totient is φ = 3147480.

The previous prime is 6345419. The next prime is 6345431. The reversal of 6345428 is 8245436.

It is a junction number, because it is equal to n+sod(n) for n = 6345394 and 6345403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5738 + ... + 6753.

It is an arithmetic number, because the mean of its divisors is an integer number (932736).

Almost surely, 2^6345428 is an apocalyptic number.

It is an amenable number.

6345428 is a deficient number, since it is larger than the sum of its proper divisors (4847404).

6345428 is a wasteful number, since it uses less digits than its factorization.

6345428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12622 (or 12620 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 6345428 is about 2519.0132988930. The cubic root of 6345428 is about 185.1343363225.

The spelling of 6345428 in words is "six million, three hundred forty-five thousand, four hundred twenty-eight".