246206661 has 16 divisors (see below), whose sum is σ = 333024384. Its totient is φ = 161777664.

The previous prime is 246206647. The next prime is 246206683. The reversal of 246206661 is 166602642.

246206661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 246206661 - 2¹⁷ = 246075589 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 (246206561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74925 + ... + 78141.

It is an arithmetic number, because the mean of its divisors is an integer number (20814024).

Almost surely, 2^246206661 is an apocalyptic number.

It is an amenable number.

246206661 is a deficient number, since it is larger than the sum of its proper divisors (86817723).

246206661 is a wasteful number, since it uses less digits than its factorization.

246206661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3580.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 246206661 is about 15690.9738703498. The cubic root of 246206661 is about 626.7580674678.

The spelling of 246206661 in words is "two hundred forty-six million, two hundred six thousand, six hundred sixty-one".