3206872 has 8 divisors (see below), whose sum is σ = 6012900. Its totient is φ = 1603432.

The previous prime is 3206843. The next prime is 3206873. The reversal of 3206872 is 2786023.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3206872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3206873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200422 + ... + 200437.

Almost surely, 2^3206872 is an apocalyptic number.

It is an amenable number.

3206872 is a deficient number, since it is larger than the sum of its proper divisors (2806028).

3206872 is a wasteful number, since it uses less digits than its factorization.

3206872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400865 (or 400861 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 3206872 is about 1790.7741342782. The cubic root of 3206872 is about 147.4666706270.

The spelling of 3206872 in words is "three million, two hundred six thousand, eight hundred seventy-two".