846380005 has 8 divisors (see below), whose sum is σ = 1017372312. Its totient is φ = 675959808.

The previous prime is 846379991. The next prime is 846380027. The reversal of 846380005 is 500083648.

It can be written as a sum of positive squares in 4 ways, for example, as 177795556 + 668584449 = 13334^2 + 25857^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 846380005 - 2⁵ = 846379973 is a prime.

It is a super-2 number, since 2×846380005² = 1432718225727600050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 139764 + ... + 145693.

It is an arithmetic number, because the mean of its divisors is an integer number (127171539).

Almost surely, 2^846380005 is an apocalyptic number.

It is an amenable number.

846380005 is a deficient number, since it is larger than the sum of its proper divisors (170992307).

846380005 is a wasteful number, since it uses less digits than its factorization.

846380005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286055.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 846380005 is about 29092.6108316184. The cubic root of 846380005 is about 945.9215760831.

The spelling of 846380005 in words is "eight hundred forty-six million, three hundred eighty thousand, five".