3306431 has 4 divisors (see below), whose sum is σ = 3395832. Its totient is φ = 3217032.

The previous prime is 3306427. The next prime is 3306451. The reversal of 3306431 is 1346033.

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

It is a cyclic number.

It is not a de Polignac number, because 3306431 - 2² = 3306427 is a prime.

It is a super-2 number, since 2×3306431² = 21864971915522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3306451) 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, 44645 + ... + 44718.

It is an arithmetic number, because the mean of its divisors is an integer number (848958).

Almost surely, 2^3306431 is an apocalyptic number.

3306431 is a deficient number, since it is larger than the sum of its proper divisors (89401).

3306431 is an equidigital number, since it uses as much as digits as its factorization.

3306431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89400.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3306431 is about 1818.3594254162. The cubic root of 3306431 is about 148.9772047466.

The spelling of 3306431 in words is "three million, three hundred six thousand, four hundred thirty-one".