716012820 has 36 divisors (see below), whose sum is σ = 2171906100. Its totient is φ = 190936704.

The previous prime is 716012819. The next prime is 716012821. The reversal of 716012820 is 28210617.

It is an interprime number because it is at equal distance from previous prime (716012819) and next prime (716012821).

It can be written as a sum of positive squares in 2 ways, for example, as 199996164 + 516016656 = 14142^2 + 22716^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716012821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1988745 + ... + 1989104.

It is an arithmetic number, because the mean of its divisors is an integer number (60330725).

Almost surely, 2^716012820 is an apocalyptic number.

It is an amenable number.

716012820 is an abundant number, since it is smaller than the sum of its proper divisors (1455893280).

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

716012820 is a wasteful number, since it uses less digits than its factorization.

716012820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3977864 (or 3977859 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 716012820 is about 26758.4158723942. The cubic root of 716012820 is about 894.6234259434.

The spelling of 716012820 in words is "seven hundred sixteen million, twelve thousand, eight hundred twenty".