6406306 has 16 divisors (see below), whose sum is σ = 10164960. Its totient is φ = 3028068.

The previous prime is 6406247. The next prime is 6406307. The reversal of 6406306 is 6036046.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6406307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13485 + ... + 13951.

It is an arithmetic number, because the mean of its divisors is an integer number (635310).

Almost surely, 2^6406306 is an apocalyptic number.

6406306 is a deficient number, since it is larger than the sum of its proper divisors (3758654).

6406306 is an equidigital number, since it uses as much as digits as its factorization.

6406306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 6406306 is about 2531.0681539619. The cubic root of 6406306 is about 185.7245122010.

The spelling of 6406306 in words is "six million, four hundred six thousand, three hundred six".