716478 has 24 divisors (see below), whose sum is σ = 1667592. Its totient is φ = 204624.

The previous prime is 716477. The next prime is 716479. The reversal of 716478 is 874617.

It is an interprime number because it is at equal distance from previous prime (716477) and next prime (716479).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716477) 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, 925 + ... + 1512.

It is an arithmetic number, because the mean of its divisors is an integer number (69483).

2⁷¹⁶⁴⁷⁸ is an apocalyptic number.

716478 is an abundant number, since it is smaller than the sum of its proper divisors (951114).

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

716478 is a wasteful number, since it uses less digits than its factorization.

716478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2456 (or 2449 counting only the distinct ones).

The product of its digits is 9408, while the sum is 33.

The square root of 716478 is about 846.4502348041. The cubic root of 716478 is about 89.4817123981.

The spelling of 716478 in words is "seven hundred sixteen thousand, four hundred seventy-eight".