716465 has 8 divisors (see below), whose sum is σ = 910440. Its totient is φ = 539392.

The previous prime is 716459. The next prime is 716477. The reversal of 716465 is 564617.

716465 = T₈₅ + T₈₆ + ... + T₁₆₉.

It can be written as a sum of positive squares in 4 ways, for example, as 57121 + 659344 = 239^2 + 812^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 716465 - 2⁴ = 716449 is a prime.

It is a super-3 number, since 3×716465³ = 1103331947015533875, which contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4130 + ... + 4299.

It is an arithmetic number, because the mean of its divisors is an integer number (113805).

2⁷¹⁶⁴⁶⁵ is an apocalyptic number.

It is an amenable number.

716465 is a deficient number, since it is larger than the sum of its proper divisors (193975).

716465 is a wasteful number, since it uses less digits than its factorization.

716465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8451.

The product of its digits is 5040, while the sum is 29.

The square root of 716465 is about 846.4425556410. The cubic root of 716465 is about 89.4811712001.

The spelling of 716465 in words is "seven hundred sixteen thousand, four hundred sixty-five".