716571072 has 168 divisors, whose sum is σ = 2449714176. Its totient is φ = 195807744.

The previous prime is 716571059. The next prime is 716571083. The reversal of 716571072 is 270175617.

716571072 is a `hidden beast` number, since 7 + 16 + 571 + 0 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88873 + ... + 96599.

It is an arithmetic number, because the mean of its divisors is an integer number (14581632).

Almost surely, 2^716571072 is an apocalyptic number.

716571072 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 716571072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1224857088).

716571072 is an abundant number, since it is smaller than the sum of its proper divisors (1733143104).

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

716571072 is a wasteful number, since it uses less digits than its factorization.

716571072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7775 (or 7762 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 36.

The square root of 716571072 is about 26768.8451749417. The cubic root of 716571072 is about 894.8558685123.

The spelling of 716571072 in words is "seven hundred sixteen million, five hundred seventy-one thousand, seventy-two".