864670630 has 8 divisors (see below), whose sum is σ = 1556407152. Its totient is φ = 345868248.

The previous prime is 864670621. The next prime is 864670657. The reversal of 864670630 is 36076468.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43233522 + ... + 43233541.

It is an arithmetic number, because the mean of its divisors is an integer number (194550894).

Almost surely, 2^864670630 is an apocalyptic number.

864670630 is a deficient number, since it is larger than the sum of its proper divisors (691736522).

864670630 is a wasteful number, since it uses less digits than its factorization.

864670630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86467070.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 864670630 is about 29405.2823485849. The cubic root of 864670630 is about 952.6869930911.

The spelling of 864670630 in words is "eight hundred sixty-four million, six hundred seventy thousand, six hundred thirty".