7480666 has 16 divisors (see below), whose sum is σ = 11732040. Its totient is φ = 3572800.

The previous prime is 7480657. The next prime is 7480673. The reversal of 7480666 is 6660847.

It can be written as a sum of positive squares in 4 ways, for example, as 7480225 + 441 = 2735^2 + 21^2 .

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 7 ways as a sum of consecutive naturals, for example, 5220 + ... + 6496.

Almost surely, 2^7480666 is an apocalyptic number.

7480666 is a deficient number, since it is larger than the sum of its proper divisors (4251374).

7480666 is a wasteful number, since it uses less digits than its factorization.

7480666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 7480666 is about 2735.0806203840. The cubic root of 7480666 is about 195.5750372053.

The spelling of 7480666 in words is "seven million, four hundred eighty thousand, six hundred sixty-six".