6672528 has 30 divisors (see below), whose sum is σ = 18674214. Its totient is φ = 2224128.

The previous prime is 6672527. The next prime is 6672529. The reversal of 6672528 is 8252766.

6672528 is a `hidden beast` number, since 66 + 72 + 528 = 666.

It is an interprime number because it is at equal distance from previous prime (6672527) and next prime (6672529).

It can be written as a sum of positive squares in only one way, i.e., 5531904 + 1140624 = 2352^2 + 1068^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 6672492 and 6672501.

It is not an unprimeable number, because it can be changed into a prime (6672527) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23025 + ... + 23312.

Almost surely, 2^6672528 is an apocalyptic number.

It is an amenable number.

6672528 is an abundant number, since it is smaller than the sum of its proper divisors (12001686).

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

6672528 is a wasteful number, since it uses less digits than its factorization.

6672528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46351 (or 46342 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 6672528 is about 2583.1236904183. The cubic root of 6672528 is about 188.2623468778.

The spelling of 6672528 in words is "six million, six hundred seventy-two thousand, five hundred twenty-eight".