846606649 has 8 divisors (see below), whose sum is σ = 968548608. Its totient is φ = 724914240.

The previous prime is 846606637. The next prime is 846606697. The reversal of 846606649 is 946606648.

846606649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 846606649 - 2⁷ = 846606521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (846606619) 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, 55057 + ... + 68734.

It is an arithmetic number, because the mean of its divisors is an integer number (121068576).

Almost surely, 2^846606649 is an apocalyptic number.

It is an amenable number.

846606649 is a deficient number, since it is larger than the sum of its proper divisors (121941959).

846606649 is a wasteful number, since it uses less digits than its factorization.

846606649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124775.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The square root of 846606649 is about 29096.5057867779. The cubic root of 846606649 is about 946.0060016425.

Subtracting 846606649 from its reverse (946606648), we obtain a palindrome (99999999).

The spelling of 846606649 in words is "eight hundred forty-six million, six hundred six thousand, six hundred forty-nine".