812024 has 8 divisors (see below), whose sum is σ = 1522560. Its totient is φ = 406008.

The previous prime is 812011. The next prime is 812033. The reversal of 812024 is 420218.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 9.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 811993 and 812011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50744 + ... + 50759.

It is an arithmetic number, because the mean of its divisors is an integer number (190320).

2⁸¹²⁰²⁴ is an apocalyptic number.

It is an amenable number.

812024 is a deficient number, since it is larger than the sum of its proper divisors (710536).

812024 is a wasteful number, since it uses less digits than its factorization.

812024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101509 (or 101505 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 812024 is about 901.1237428900. The cubic root of 812024 is about 93.2945530499.

The spelling of 812024 in words is "eight hundred twelve thousand, twenty-four".