853247000 has 128 divisors (see below), whose sum is σ = 2156207040. Its totient is φ = 314828800.

The previous prime is 853246957. The next prime is 853247009. The reversal of 853247000 is 742358.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853247009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 900527 + ... + 901473.

Almost surely, 2^853247000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 853247000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1078103520).

853247000 is an abundant number, since it is smaller than the sum of its proper divisors (1302960040).

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

853247000 is a wasteful number, since it uses less digits than its factorization.

853247000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038 (or 1024 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 853247000 is about 29210.3919864147. The cubic root of 853247000 is about 948.4728927795.

Adding to 853247000 its reverse (742358), we get a palindrome (853989358).

The spelling of 853247000 in words is "eight hundred fifty-three million, two hundred forty-seven thousand".