866302632 has 96 divisors (see below), whose sum is σ = 2533440000. Its totient is φ = 265845888.

The previous prime is 866302631. The next prime is 866302669. The reversal of 866302632 is 236203668.

866302632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (866302631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 432369 + ... + 434367.

It is an arithmetic number, because the mean of its divisors is an integer number (26390000).

Almost surely, 2^866302632 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 866302632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1266720000).

866302632 is an abundant number, since it is smaller than the sum of its proper divisors (1667137368).

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

866302632 is a wasteful number, since it uses less digits than its factorization.

866302632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2487 (or 2480 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 866302632 is about 29433.0194169745. The cubic root of 866302632 is about 953.2859918569.

The spelling of 866302632 in words is "eight hundred sixty-six million, three hundred two thousand, six hundred thirty-two".