716387 has 8 divisors (see below), whose sum is σ = 847200. Its totient is φ = 592704.

The previous prime is 716383. The next prime is 716389. The reversal of 716387 is 783617.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 716387 - 2² = 716383 is a prime.

It is a super-3 number, since 3×716387³ = 1102971634133317809, which contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (716383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1562 + ... + 1967.

It is an arithmetic number, because the mean of its divisors is an integer number (105900).

2⁷¹⁶³⁸⁷ is an apocalyptic number.

716387 is a deficient number, since it is larger than the sum of its proper divisors (130813).

716387 is a wasteful number, since it uses less digits than its factorization.

716387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3565.

The product of its digits is 7056, while the sum is 32.

The square root of 716387 is about 846.3964791987. The cubic root of 716387 is about 89.4779238749.

The spelling of 716387 in words is "seven hundred sixteen thousand, three hundred eighty-seven".