866725375 has 16 divisors (see below), whose sum is σ = 1138606560. Its totient is φ = 656884800.

The previous prime is 866725369. The next prime is 866725421. The reversal of 866725375 is 573527668.

It is not a de Polignac number, because 866725375 - 2⁷ = 866725247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180094 + ... + 184843.

It is an arithmetic number, because the mean of its divisors is an integer number (71162910).

Almost surely, 2^866725375 is an apocalyptic number.

866725375 is a deficient number, since it is larger than the sum of its proper divisors (271881185).

866725375 is a wasteful number, since it uses less digits than its factorization.

866725375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364971 (or 364961 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 49.

The square root of 866725375 is about 29440.1999823371. The cubic root of 866725375 is about 953.4410298429.

The spelling of 866725375 in words is "eight hundred sixty-six million, seven hundred twenty-five thousand, three hundred seventy-five".