802020273 has 4 divisors (see below), whose sum is σ = 1069360368. Its totient is φ = 534680180.

The previous prime is 802020257. The next prime is 802020287. The reversal of 802020273 is 372020208.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 802020273 - 2⁴ = 802020257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (802000273) 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, 133670043 + ... + 133670048.

It is an arithmetic number, because the mean of its divisors is an integer number (267340092).

Almost surely, 2^802020273 is an apocalyptic number.

It is an amenable number.

802020273 is a deficient number, since it is larger than the sum of its proper divisors (267340095).

802020273 is a wasteful number, since it uses less digits than its factorization.

802020273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267340094.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 802020273 is about 28319.9624470090. The cubic root of 802020273 is about 929.0985495597.

The spelling of 802020273 in words is "eight hundred two million, twenty thousand, two hundred seventy-three".