6660246 has 8 divisors (see below), whose sum is σ = 13320504. Its totient is φ = 2220080.

The previous prime is 6660239. The next prime is 6660287. The reversal of 6660246 is 6420666.

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

6660246 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555015 + ... + 555026.

It is an arithmetic number, because the mean of its divisors is an integer number (1665063).

Almost surely, 2^6660246 is an apocalyptic number.

6660246 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6660246 is a wasteful number, since it uses less digits than its factorization.

6660246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110046.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 6660246 is about 2580.7452412046. The cubic root of 6660246 is about 188.1467655821.

The spelling of 6660246 in words is "six million, six hundred sixty thousand, two hundred forty-six".