6331306 has 4 divisors (see below), whose sum is σ = 9496962. Its totient is φ = 3165652.

The previous prime is 6331301. The next prime is 6331319. The reversal of 6331306 is 6031336.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4036081 + 2295225 = 2009^2 + 1515^2 .

It is not an unprimeable number, because it can be changed into a prime (6331301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1582825 + ... + 1582828.

Almost surely, 2^6331306 is an apocalyptic number.

6331306 is a deficient number, since it is larger than the sum of its proper divisors (3165656).

6331306 is a wasteful number, since it uses less digits than its factorization.

6331306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165655.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 6331306 is about 2516.2086558948. The cubic root of 6331306 is about 184.9968930571.

The spelling of 6331306 in words is "six million, three hundred thirty-one thousand, three hundred six".