865946330 has 32 divisors (see below), whose sum is σ = 1621949184. Its totient is φ = 332602816.

The previous prime is 865946329. The next prime is 865946369. The reversal of 865946330 is 33649568.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7529 + ... + 42291.

It is an arithmetic number, because the mean of its divisors is an integer number (50685912).

Almost surely, 2^865946330 is an apocalyptic number.

865946330 is a deficient number, since it is larger than the sum of its proper divisors (756002854).

865946330 is a wasteful number, since it uses less digits than its factorization.

865946330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34870.

The product of its (nonzero) digits is 466560, while the sum is 44.

The square root of 865946330 is about 29426.9660345745. The cubic root of 865946330 is about 953.1552814602.

The spelling of 865946330 in words is "eight hundred sixty-five million, nine hundred forty-six thousand, three hundred thirty".