846967740 has 144 divisors (see below), whose sum is σ = 2523046176. Its totient is φ = 212129280.

The previous prime is 846967729. The next prime is 846967741. The reversal of 846967740 is 47769648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846967741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2133222 + ... + 2133618.

It is an arithmetic number, because the mean of its divisors is an integer number (17521154).

Almost surely, 2^846967740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 846967740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1261523088).

846967740 is an abundant number, since it is smaller than the sum of its proper divisors (1676078436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

846967740 is a wasteful number, since it uses less digits than its factorization.

846967740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508 (or 475 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 51.

The square root of 846967740 is about 29102.7101830740. The cubic root of 846967740 is about 946.1404779860.

The spelling of 846967740 in words is "eight hundred forty-six million, nine hundred sixty-seven thousand, seven hundred forty".