846023940 has 72 divisors (see below), whose sum is σ = 2661335040. Its totient is φ = 225605088.

The previous prime is 846023879. The next prime is 846023947. The reversal of 846023940 is 49320648.

It is a happy number.

846023940 is a `hidden beast` number, since 8 + 4 + 602 + 3 + 9 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 846023895 and 846023904.

It is not an unprimeable number, because it can be changed into a prime (846023947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82180 + ... + 91899.

Almost surely, 2^846023940 is an apocalyptic number.

It is an amenable number.

846023940 is an abundant number, since it is smaller than the sum of its proper divisors (1815311100).

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

846023940 is a wasteful number, since it uses less digits than its factorization.

846023940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174103 (or 174089 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 846023940 is about 29086.4906786639. The cubic root of 846023940 is about 945.7889103750.

It can be divided in two parts, 8460 and 23940, that added together give a square (32400 = 180²).

The spelling of 846023940 in words is "eight hundred forty-six million, twenty-three thousand, nine hundred forty".