811460712 has 96 divisors (see below), whose sum is σ = 2119141440. Its totient is φ = 258912000.

The previous prime is 811460693. The next prime is 811460729. The reversal of 811460712 is 217064118.

It is a self number, because there is not a number n which added to its sum of digits gives 811460712.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3482548 + ... + 3482780.

It is an arithmetic number, because the mean of its divisors is an integer number (22074390).

Almost surely, 2^811460712 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 811460712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1059570720).

811460712 is an abundant number, since it is smaller than the sum of its proper divisors (1307680728).

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

811460712 is a wasteful number, since it uses less digits than its factorization.

811460712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455 (or 420 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 30.

The square root of 811460712 is about 28486.1494765439. The cubic root of 811460712 is about 932.7297574911.

The spelling of 811460712 in words is "eight hundred eleven million, four hundred sixty thousand, seven hundred twelve".