408716 has 24 divisors (see below), whose sum is σ = 892416. Its totient is φ = 159120.

The previous prime is 408713. The next prime is 408719. The reversal of 408716 is 617804.

It is an interprime number because it is at equal distance from previous prime (408713) and next prime (408719).

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408713) 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, 356 + ... + 971.

It is an arithmetic number, because the mean of its divisors is an integer number (37184).

2⁴⁰⁸⁷¹⁶ is an apocalyptic number.

It is an amenable number.

408716 is an abundant number, since it is smaller than the sum of its proper divisors (483700).

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

408716 is a wasteful number, since it uses less digits than its factorization.

408716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349 (or 1347 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 408716 is about 639.3090019701. The cubic root of 408716 is about 74.2119562350.

The spelling of 408716 in words is "four hundred eight thousand, seven hundred sixteen".