847270872 has 96 divisors (see below), whose sum is σ = 2736564480. Its totient is φ = 231549120.

The previous prime is 847270861. The next prime is 847270877. The reversal of 847270872 is 278072748.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (847270877) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24954 + ... + 48137.

It is an arithmetic number, because the mean of its divisors is an integer number (28505880).

Almost surely, 2^847270872 is an apocalyptic number.

It is an amenable number.

847270872 is an abundant number, since it is smaller than the sum of its proper divisors (1889293608).

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

847270872 is a wasteful number, since it uses less digits than its factorization.

847270872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73133 (or 73126 counting only the distinct ones).

The product of its (nonzero) digits is 351232, while the sum is 45.

The square root of 847270872 is about 29107.9176857432. The cubic root of 847270872 is about 946.2533399178.

The spelling of 847270872 in words is "eight hundred forty-seven million, two hundred seventy thousand, eight hundred seventy-two".