861093412 has 24 divisors (see below), whose sum is σ = 1573492032. Its totient is φ = 411549600.

The previous prime is 861093407. The next prime is 861093413. The reversal of 861093412 is 214390168.

861093412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (861093413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217087 + ... + 221017.

It is an arithmetic number, because the mean of its divisors is an integer number (65562168).

Almost surely, 2^861093412 is an apocalyptic number.

It is an amenable number.

861093412 is a deficient number, since it is larger than the sum of its proper divisors (712398620).

861093412 is a wasteful number, since it uses less digits than its factorization.

861093412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6339 (or 6337 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 861093412 is about 29344.3931952937. The cubic root of 861093412 is about 951.3713940403.

The spelling of 861093412 in words is "eight hundred sixty-one million, ninety-three thousand, four hundred twelve".