827147244 has 96 divisors (see below), whose sum is σ = 2455488000. Its totient is φ = 214831680.

The previous prime is 827147201. The next prime is 827147287. The reversal of 827147244 is 442741728.

It is a happy number.

827147244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (827147201) and next prime (827147287).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36142 + ... + 54410.

It is an arithmetic number, because the mean of its divisors is an integer number (25578000).

Almost surely, 2^827147244 is an apocalyptic number.

827147244 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 827147244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1227744000).

827147244 is an abundant number, since it is smaller than the sum of its proper divisors (1628340756).

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

827147244 is a wasteful number, since it uses less digits than its factorization.

827147244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18308 (or 18292 counting only the distinct ones).

The product of its digits is 100352, while the sum is 39.

The square root of 827147244 is about 28760.1676629327. The cubic root of 827147244 is about 938.7017100188.

The spelling of 827147244 in words is "eight hundred twenty-seven million, one hundred forty-seven thousand, two hundred forty-four".