3201672 has 16 divisors (see below), whose sum is σ = 8004240. Its totient is φ = 1067216.

The previous prime is 3201643. The next prime is 3201689. The reversal of 3201672 is 2761023.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66678 + ... + 66725.

It is an arithmetic number, because the mean of its divisors is an integer number (500265).

Almost surely, 2^3201672 is an apocalyptic number.

It is an amenable number.

3201672 is an abundant number, since it is smaller than the sum of its proper divisors (4802568).

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

3201672 is a wasteful number, since it uses less digits than its factorization.

3201672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133412 (or 133408 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 3201672 is about 1789.3216591770. The cubic root of 3201672 is about 147.3869208963.

Adding to 3201672 its reverse (2761023), we get a palindrome (5962695).

The spelling of 3201672 in words is "three million, two hundred one thousand, six hundred seventy-two".