6660754 has 16 divisors (see below), whose sum is σ = 10975680. Its totient is φ = 3017520.

The previous prime is 6660751. The next prime is 6660763. The reversal of 6660754 is 4570666.

It is not an unprimeable number, because it can be changed into a prime (6660751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2937 + ... + 4684.

It is an arithmetic number, because the mean of its divisors is an integer number (685980).

Almost surely, 2^6660754 is an apocalyptic number.

6660754 is a deficient number, since it is larger than the sum of its proper divisors (4314926).

6660754 is a wasteful number, since it uses less digits than its factorization.

6660754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7665.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 6660754 is about 2580.8436605110. The cubic root of 6660754 is about 188.1515489954.

The spelling of 6660754 in words is "six million, six hundred sixty thousand, seven hundred fifty-four".