816460 has 12 divisors (see below), whose sum is σ = 1714608. Its totient is φ = 326576.

The previous prime is 816451. The next prime is 816469. The reversal of 816460 is 64618.

816460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (816451) and next prime (816469).

It is not an unprimeable number, because it can be changed into a prime (816469) 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, 20392 + ... + 20431.

It is an arithmetic number, because the mean of its divisors is an integer number (142884).

2⁸¹⁶⁴⁶⁰ is an apocalyptic number.

It is an amenable number.

816460 is an abundant number, since it is smaller than the sum of its proper divisors (898148).

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

816460 is a wasteful number, since it uses less digits than its factorization.

816460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40832 (or 40830 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 816460 is about 903.5817616575. The cubic root of 816460 is about 93.4641306739.

The spelling of 816460 in words is "eight hundred sixteen thousand, four hundred sixty".