716331533 has 4 divisors (see below), whose sum is σ = 758468700. Its totient is φ = 674194368.

The previous prime is 716331503. The next prime is 716331589. The reversal of 716331533 is 335133617.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 329894569 + 386436964 = 18163^2 + 19658^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-716331533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 716331533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716331503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21068558 + ... + 21068591.

It is an arithmetic number, because the mean of its divisors is an integer number (189617175).

Almost surely, 2^716331533 is an apocalyptic number.

It is an amenable number.

716331533 is a deficient number, since it is larger than the sum of its proper divisors (42137167).

716331533 is a wasteful number, since it uses less digits than its factorization.

716331533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42137166.

The product of its digits is 17010, while the sum is 32.

The square root of 716331533 is about 26764.3705885268. The cubic root of 716331533 is about 894.7561450851.

The spelling of 716331533 in words is "seven hundred sixteen million, three hundred thirty-one thousand, five hundred thirty-three".