847088880 has 80 divisors (see below), whose sum is σ = 2864709504. Its totient is φ = 205354240.

The previous prime is 847088867. The next prime is 847088887. The reversal of 847088880 is 88880748.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (847088887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157794 + ... + 163073.

Almost surely, 2^847088880 is an apocalyptic number.

847088880 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

847088880 is an abundant number, since it is smaller than the sum of its proper divisors (2017620624).

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

847088880 is a wasteful number, since it uses less digits than its factorization.

847088880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320894 (or 320888 counting only the distinct ones).

The product of its (nonzero) digits is 917504, while the sum is 51.

The square root of 847088880 is about 29104.7913581252. The cubic root of 847088880 is about 946.1855839911.

The spelling of 847088880 in words is "eight hundred forty-seven million, eighty-eight thousand, eight hundred eighty".