814020 has 24 divisors (see below), whose sum is σ = 2279424. Its totient is φ = 217056.

The previous prime is 814019. The next prime is 814031. The reversal of 814020 is 20418.

814020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a plaindrome in base 13.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 814020.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6724 + ... + 6843.

It is an arithmetic number, because the mean of its divisors is an integer number (94976).

2⁸¹⁴⁰²⁰ is an apocalyptic number.

It is an amenable number.

814020 is an abundant number, since it is smaller than the sum of its proper divisors (1465404).

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

814020 is a wasteful number, since it uses less digits than its factorization.

814020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13579 (or 13577 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 814020 is about 902.2305692006. The cubic root of 814020 is about 93.3709315640.

Adding to 814020 its reverse (20418), we get a palindrome (834438).

It can be divided in two parts, 8 and 14020, that added together give a triangular number (14028 = T₁₆₇).

The spelling of 814020 in words is "eight hundred fourteen thousand, twenty".