861365030 has 8 divisors (see below), whose sum is σ = 1550457072. Its totient is φ = 344546008.

The previous prime is 861365003. The next prime is 861365041. The reversal of 861365030 is 30563168.

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, 43068242 + ... + 43068261.

It is an arithmetic number, because the mean of its divisors is an integer number (193807134).

Almost surely, 2^861365030 is an apocalyptic number.

861365030 is a deficient number, since it is larger than the sum of its proper divisors (689092042).

861365030 is a wasteful number, since it uses less digits than its factorization.

861365030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86136510.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 861365030 is about 29349.0209376735. The cubic root of 861365030 is about 951.4714151012.

The spelling of 861365030 in words is "eight hundred sixty-one million, three hundred sixty-five thousand, thirty".