6670072 has 8 divisors (see below), whose sum is σ = 12506400. Its totient is φ = 3335032.

The previous prime is 6670067. The next prime is 6670073. The reversal of 6670072 is 2700766.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6670072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6670073) by changing a digit.

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 as a sum of consecutive naturals, namely, 416872 + ... + 416887.

It is an arithmetic number, because the mean of its divisors is an integer number (1563300).

Almost surely, 2^6670072 is an apocalyptic number.

It is an amenable number.

6670072 is a deficient number, since it is larger than the sum of its proper divisors (5836328).

6670072 is a wasteful number, since it uses less digits than its factorization.

6670072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833765 (or 833761 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 6670072 is about 2582.6482532470. The cubic root of 6670072 is about 188.2392457351.

The spelling of 6670072 in words is "six million, six hundred seventy thousand, seventy-two".