859361412 has 288 divisors, whose sum is σ = 2715242880. Its totient is φ = 209018880.

The previous prime is 859361309. The next prime is 859361417. The reversal of 859361412 is 214163958.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (859361417) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8859348 + ... + 8859444.

Almost surely, 2^859361412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 859361412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1357621440).

859361412 is an abundant number, since it is smaller than the sum of its proper divisors (1855881468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

859361412 is a wasteful number, since it uses less digits than its factorization.

859361412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 202 counting only the distinct ones).

The product of its digits is 51840, while the sum is 39.

The square root of 859361412 is about 29314.8667402736. The cubic root of 859361412 is about 950.7331043016.

The spelling of 859361412 in words is "eight hundred fifty-nine million, three hundred sixty-one thousand, four hundred twelve".