6660054 has 12 divisors (see below), whose sum is σ = 14430156. Its totient is φ = 2220012.

The previous prime is 6660029. The next prime is 6660061. The reversal of 6660054 is 4500666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 184984 + ... + 185019.

It is an arithmetic number, because the mean of its divisors is an integer number (1202513).

Almost surely, 2^6660054 is an apocalyptic number.

6660054 is an abundant number, since it is smaller than the sum of its proper divisors (7770102).

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

6660054 is a wasteful number, since it uses less digits than its factorization.

6660054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370011 (or 370008 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 6660054 is about 2580.7080423791. The cubic root of 6660054 is about 188.1449576145.

The spelling of 6660054 in words is "six million, six hundred sixty thousand, fifty-four".