6628372 has 6 divisors (see below), whose sum is σ = 11599658. Its totient is φ = 3314184.

The previous prime is 6628367. The next prime is 6628373. The reversal of 6628372 is 2738266.

It can be written as a sum of positive squares in only one way, i.e., 6330256 + 298116 = 2516^2 + 546^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6628373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 828543 + ... + 828550.

Almost surely, 2^6628372 is an apocalyptic number.

It is an amenable number.

6628372 is a deficient number, since it is larger than the sum of its proper divisors (4971286).

6628372 is a wasteful number, since it uses less digits than its factorization.

6628372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657097 (or 1657095 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 6628372 is about 2574.5624871034. The cubic root of 6628372 is about 187.8461469493.

The spelling of 6628372 in words is "six million, six hundred twenty-eight thousand, three hundred seventy-two".