711870456 has 64 divisors (see below), whose sum is σ = 1948302720. Its totient is φ = 214958720.

The previous prime is 711870451. The next prime is 711870457. The reversal of 711870456 is 654078117.

It is a super-2 number, since 2×711870456² = 1013519092251295872, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (711870451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72751 + ... + 81953.

It is an arithmetic number, because the mean of its divisors is an integer number (30442230).

Almost surely, 2^711870456 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 711870456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (974151360).

711870456 is an abundant number, since it is smaller than the sum of its proper divisors (1236432264).

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

711870456 is a wasteful number, since it uses less digits than its factorization.

711870456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9516 (or 9512 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 39.

The square root of 711870456 is about 26680.9005845005. The cubic root of 711870456 is about 892.8948603136.

The spelling of 711870456 in words is "seven hundred eleven million, eight hundred seventy thousand, four hundred fifty-six".