2646610242 has 8 divisors (see below), whose sum is σ = 5293220496. Its totient is φ = 882203412.

The previous prime is 2646610223. The next prime is 2646610247. The reversal of 2646610242 is 2420166462.

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

2646610242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2646610247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220550848 + ... + 220550859.

It is an arithmetic number, because the mean of its divisors is an integer number (661652562).

Almost surely, 2^2646610242 is an apocalyptic number.

2646610242 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.

2646610242 is a wasteful number, since it uses less digits than its factorization.

2646610242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441101712.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 2646610242 is about 51445.2159291804. The cubic root of 2646610242 is about 1383.2372090689.

The spelling of 2646610242 in words is "two billion, six hundred forty-six million, six hundred ten thousand, two hundred forty-two".