6661452 has 36 divisors (see below), whose sum is σ = 18082680. Its totient is φ = 1903104.

The previous prime is 6661441. The next prime is 6661477. The reversal of 6661452 is 2541666.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5077 + ... + 6252.

Almost surely, 2^6661452 is an apocalyptic number.

It is an amenable number.

6661452 is an abundant number, since it is smaller than the sum of its proper divisors (11421228).

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

6661452 is a wasteful number, since it uses less digits than its factorization.

6661452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11350 (or 11341 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 6661452 is about 2580.9788840671. The cubic root of 6661452 is about 188.1581210838.

It can be divided in two parts, 66614 and 52, that added together give a palindrome (66666).

The spelling of 6661452 in words is "six million, six hundred sixty-one thousand, four hundred fifty-two".