246604661 has 4 divisors (see below), whose sum is σ = 255108300. Its totient is φ = 238101024.

The previous prime is 246604649. The next prime is 246604679. The reversal of 246604661 is 166406642.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 97911025 + 148693636 = 9895^2 + 12194^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-246604661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (246604621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4251776 + ... + 4251833.

It is an arithmetic number, because the mean of its divisors is an integer number (63777075).

Almost surely, 2^246604661 is an apocalyptic number.

It is an amenable number.

246604661 is a deficient number, since it is larger than the sum of its proper divisors (8503639).

246604661 is an equidigital number, since it uses as much as digits as its factorization.

246604661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8503638.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 246604661 is about 15703.6511996414. The cubic root of 246604661 is about 627.0956096722.

The spelling of 246604661 in words is "two hundred forty-six million, six hundred four thousand, six hundred sixty-one".