865848132 has 36 divisors (see below), whose sum is σ = 2189730816. Its totient is φ = 288476400.

The previous prime is 865848119. The next prime is 865848161. The reversal of 865848132 is 231848568.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92257 + ... + 101207.

It is an arithmetic number, because the mean of its divisors is an integer number (60825856).

Almost surely, 2^865848132 is an apocalyptic number.

It is an amenable number.

865848132 is an abundant number, since it is smaller than the sum of its proper divisors (1323882684).

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

865848132 is a wasteful number, since it uses less digits than its factorization.

865848132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11648 (or 11643 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The square root of 865848132 is about 29425.2974836279. The cubic root of 865848132 is about 953.1192509437.

The spelling of 865848132 in words is "eight hundred sixty-five million, eight hundred forty-eight thousand, one hundred thirty-two".