3667028 has 18 divisors (see below), whose sum is σ = 6712314. Its totient is φ = 1752784.

The previous prime is 3667003. The next prime is 3667031. The reversal of 3667028 is 8207663.

It can be written as a sum of positive squares in only one way, i.e., 3055504 + 611524 = 1748^2 + 782^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3666985 and 3667003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1250 + ... + 2982.

Almost surely, 2^3667028 is an apocalyptic number.

It is an amenable number.

3667028 is a deficient number, since it is larger than the sum of its proper divisors (3045286).

3667028 is a wasteful number, since it uses less digits than its factorization.

3667028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783 (or 1758 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 3667028 is about 1914.9485632779. The cubic root of 3667028 is about 154.2072321139.

The spelling of 3667028 in words is "three million, six hundred sixty-seven thousand, twenty-eight".