4966661 has 8 divisors (see below), whose sum is σ = 5718720. Its totient is φ = 4225248.

The previous prime is 4966649. The next prime is 4966667. The reversal of 4966661 is 1666694.

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

It is a cyclic number.

It is not a de Polignac number, because 4966661 - 2¹⁰ = 4965637 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4966667) 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, 1631 + ... + 3548.

It is an arithmetic number, because the mean of its divisors is an integer number (714840).

Almost surely, 2^4966661 is an apocalyptic number.

It is an amenable number.

4966661 is a deficient number, since it is larger than the sum of its proper divisors (752059).

4966661 is a wasteful number, since it uses less digits than its factorization.

4966661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5323.

The product of its digits is 46656, while the sum is 38.

The square root of 4966661 is about 2228.6006820424. The cubic root of 4966661 is about 170.6166875510.

The spelling of 4966661 in words is "four million, nine hundred sixty-six thousand, six hundred sixty-one".