811416 has 16 divisors (see below), whose sum is σ = 2028600. Its totient is φ = 270464.

The previous prime is 811411. The next prime is 811429. The reversal of 811416 is 614118.

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 811392 and 811401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (811411) by changing a digit.

811416 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16881 + ... + 16928.

2⁸¹¹⁴¹⁶ is an apocalyptic number.

It is an amenable number.

811416 is an abundant number, since it is smaller than the sum of its proper divisors (1217184).

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

811416 is a wasteful number, since it uses less digits than its factorization.

811416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33818 (or 33814 counting only the distinct ones).

The product of its digits is 192, while the sum is 21.

The square root of 811416 is about 900.7863231644. The cubic root of 811416 is about 93.2712625843.

The spelling of 811416 in words is "eight hundred eleven thousand, four hundred sixteen".