846117380 has 36 divisors (see below), whose sum is σ = 1786703268. Its totient is φ = 336577920.

The previous prime is 846117361. The next prime is 846117403. The reversal of 846117380 is 83711648.

It can be written as a sum of positive squares in 6 ways, for example, as 580231744 + 265885636 = 24088^2 + 16306^2 .

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2009570 + ... + 2009990.

Almost surely, 2^846117380 is an apocalyptic number.

It is an amenable number.

846117380 is an abundant number, since it is smaller than the sum of its proper divisors (940585888).

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

846117380 is a wasteful number, since it uses less digits than its factorization.

846117380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064 (or 745 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 846117380 is about 29088.0968782765. The cubic root of 846117380 is about 945.8237286421.

The spelling of 846117380 in words is "eight hundred forty-six million, one hundred seventeen thousand, three hundred eighty".