845740722 has 16 divisors (see below), whose sum is σ = 1719211392. Its totient is φ = 277291920.

The previous prime is 845740681. The next prime is 845740747. The reversal of 845740722 is 227047548.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1155018 + ... + 1155749.

It is an arithmetic number, because the mean of its divisors is an integer number (107450712).

Almost surely, 2^845740722 is an apocalyptic number.

845740722 is an abundant number, since it is smaller than the sum of its proper divisors (873470670).

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

845740722 is a wasteful number, since it uses less digits than its factorization.

845740722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310833.

The product of its (nonzero) digits is 125440, while the sum is 39.

The square root of 845740722 is about 29081.6217223180. The cubic root of 845740722 is about 945.6833600366.

The spelling of 845740722 in words is "eight hundred forty-five million, seven hundred forty thousand, seven hundred twenty-two".