846147942 has 12 divisors (see below), whose sum is σ = 1833320580. Its totient is φ = 282049308.

The previous prime is 846147941. The next prime is 846147949. The reversal of 846147942 is 249741648.

846147942 is a `hidden beast` number, since 84 + 61 + 479 + 42 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846147941) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23504092 + ... + 23504127.

It is an arithmetic number, because the mean of its divisors is an integer number (152776715).

Almost surely, 2^846147942 is an apocalyptic number.

846147942 is an abundant number, since it is smaller than the sum of its proper divisors (987172638).

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

846147942 is a wasteful number, since it uses less digits than its factorization.

846147942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47008227 (or 47008224 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 846147942 is about 29088.6222086918. The cubic root of 846147942 is about 945.8351163122.

The spelling of 846147942 in words is "eight hundred forty-six million, one hundred forty-seven thousand, nine hundred forty-two".