3320872 has 8 divisors (see below), whose sum is σ = 6226650. Its totient is φ = 1660432.

The previous prime is 3320869. The next prime is 3320873. The reversal of 3320872 is 2780233.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3290596 + 30276 = 1814^2 + 174^2 .

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

It is a super-2 number, since 2×3320872² = 22056381680768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3320873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207547 + ... + 207562.

Almost surely, 2^3320872 is an apocalyptic number.

It is an amenable number.

3320872 is a deficient number, since it is larger than the sum of its proper divisors (2905778).

3320872 is a wasteful number, since it uses less digits than its factorization.

3320872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415115 (or 415111 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 3320872 is about 1822.3259862055. The cubic root of 3320872 is about 149.1937781764.

The spelling of 3320872 in words is "three million, three hundred twenty thousand, eight hundred seventy-two".