6345406 has 8 divisors (see below), whose sum is σ = 9750384. Its totient is φ = 3095280.

The previous prime is 6345377. The next prime is 6345407. The reversal of 6345406 is 6045436.

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 (6345407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38610 + ... + 38773.

It is an arithmetic number, because the mean of its divisors is an integer number (1218798).

Almost surely, 2^6345406 is an apocalyptic number.

6345406 is a deficient number, since it is larger than the sum of its proper divisors (3404978).

6345406 is a wasteful number, since it uses less digits than its factorization.

6345406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77426.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 6345406 is about 2519.0089321001. The cubic root of 6345406 is about 185.1341223647.

The spelling of 6345406 in words is "six million, three hundred forty-five thousand, four hundred six".