866234830 has 32 divisors (see below), whose sum is σ = 1652555520. Its totient is φ = 325793280.

The previous prime is 866234827. The next prime is 866234899. The reversal of 866234830 is 38432668.

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, 242860 + ... + 246400.

It is an arithmetic number, because the mean of its divisors is an integer number (51642360).

Almost surely, 2^866234830 is an apocalyptic number.

866234830 is a deficient number, since it is larger than the sum of its proper divisors (786320690).

866234830 is a wasteful number, since it uses less digits than its factorization.

866234830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5004.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 866234830 is about 29431.8675927981. The cubic root of 866234830 is about 953.2611212629.

The spelling of 866234830 in words is "eight hundred sixty-six million, two hundred thirty-four thousand, eight hundred thirty".