7572668 has 12 divisors (see below), whose sum is σ = 13280232. Its totient is φ = 3778320.

The previous prime is 7572661. The next prime is 7572673. The reversal of 7572668 is 8662757.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7572661) 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 in 3 ways as a sum of consecutive naturals, for example, 458 + ... + 3918.

It is an arithmetic number, because the mean of its divisors is an integer number (1106686).

Almost surely, 2^7572668 is an apocalyptic number.

It is an amenable number.

7572668 is a deficient number, since it is larger than the sum of its proper divisors (5707564).

7572668 is a wasteful number, since it uses less digits than its factorization.

7572668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4012 (or 4010 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The square root of 7572668 is about 2751.8481062733. The cubic root of 7572668 is about 196.3735414268.

The spelling of 7572668 in words is "seven million, five hundred seventy-two thousand, six hundred sixty-eight".