865234248 has 64 divisors (see below), whose sum is σ = 2231613120. Its totient is φ = 279417600.

The previous prime is 865234243. The next prime is 865234267. The reversal of 865234248 is 842432568.

It is not an unprimeable number, because it can be changed into a prime (865234241) 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, 93678 + ... + 102498.

It is an arithmetic number, because the mean of its divisors is an integer number (34868955).

Almost surely, 2^865234248 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 865234248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1115806560).

865234248 is an abundant number, since it is smaller than the sum of its proper divisors (1366378872).

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

865234248 is a wasteful number, since it uses less digits than its factorization.

865234248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8958 (or 8954 counting only the distinct ones).

The product of its digits is 368640, while the sum is 42.

The square root of 865234248 is about 29414.8644056028. The cubic root of 865234248 is about 952.8939446919.

The spelling of 865234248 in words is "eight hundred sixty-five million, two hundred thirty-four thousand, two hundred forty-eight".