7275566 has 8 divisors (see below), whose sum is σ = 10925184. Its totient is φ = 3633840.

The previous prime is 7275563. The next prime is 7275571. The reversal of 7275566 is 6655727.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7275563) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1706 + ... + 4178.

It is an arithmetic number, because the mean of its divisors is an integer number (1365648).

Almost surely, 2^7275566 is an apocalyptic number.

7275566 is a deficient number, since it is larger than the sum of its proper divisors (3649618).

7275566 is a wasteful number, since it uses less digits than its factorization.

7275566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3946.

The product of its digits is 88200, while the sum is 38.

The square root of 7275566 is about 2697.3257126272. The cubic root of 7275566 is about 193.7710659023.

The spelling of 7275566 in words is "seven million, two hundred seventy-five thousand, five hundred sixty-six".