3304731 has 4 divisors (see below), whose sum is σ = 4406312. Its totient is φ = 2203152.

The previous prime is 3304687. The next prime is 3304751. The reversal of 3304731 is 1374033.

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

It is not a de Polignac number, because 3304731 - 2⁹ = 3304219 is a prime.

It is a super-2 number, since 2×3304731² = 21842493964722, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3304698 and 3304707.

It is not an unprimeable number, because it can be changed into a prime (3304751) 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, 550786 + ... + 550791.

It is an arithmetic number, because the mean of its divisors is an integer number (1101578).

Almost surely, 2^3304731 is an apocalyptic number.

3304731 is a deficient number, since it is larger than the sum of its proper divisors (1101581).

3304731 is a wasteful number, since it uses less digits than its factorization.

3304731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101580.

The product of its (nonzero) digits is 756, while the sum is 21.

The square root of 3304731 is about 1817.8919109782. The cubic root of 3304731 is about 148.9516681822.

Adding to 3304731 its reverse (1374033), we get a palindrome (4678764).

The spelling of 3304731 in words is "three million, three hundred four thousand, seven hundred thirty-one".