865738332 has 36 divisors (see below), whose sum is σ = 2189416320. Its totient is φ = 288444672.

The previous prime is 865738303. The next prime is 865738337. The reversal of 865738332 is 233837568.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (865738337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99468 + ... + 107820.

It is an arithmetic number, because the mean of its divisors is an integer number (60817120).

Almost surely, 2^865738332 is an apocalyptic number.

It is an amenable number.

865738332 is an abundant number, since it is smaller than the sum of its proper divisors (1323677988).

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

865738332 is a wasteful number, since it uses less digits than its factorization.

865738332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11242 (or 11237 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 865738332 is about 29423.4316829292. The cubic root of 865738332 is about 953.0789602300.

The spelling of 865738332 in words is "eight hundred sixty-five million, seven hundred thirty-eight thousand, three hundred thirty-two".