3309672 has 32 divisors (see below), whose sum is σ = 8323200. Its totient is φ = 1096704.

The previous prime is 3309661. The next prime is 3309673. The reversal of 3309672 is 2769033.

It is a happy number.

It is an Ulam number.

It is a d-powerful number, because it can be written as 3⁷ + 3¹³ + 0 + 9³ + 6⁸ + 7² + 2¹⁵ .

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (3309673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5448 + ... + 6024.

It is an arithmetic number, because the mean of its divisors is an integer number (260100).

Almost surely, 2^3309672 is an apocalyptic number.

It is an amenable number.

3309672 is an abundant number, since it is smaller than the sum of its proper divisors (5013528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3309672 is a wasteful number, since it uses less digits than its factorization.

3309672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 3309672 is about 1819.2503950803. The cubic root of 3309672 is about 149.0258652153.

The spelling of 3309672 in words is "three million, three hundred nine thousand, six hundred seventy-two".