427711273 has 4 divisors (see below), whose sum is σ = 466594128. Its totient is φ = 388828420.

The previous prime is 427711259. The next prime is 427711283. The reversal of 427711273 is 372117724.

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 427711273 - 2⁵ = 427711241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (427711253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19441411 + ... + 19441432.

It is an arithmetic number, because the mean of its divisors is an integer number (116648532).

Almost surely, 2^427711273 is an apocalyptic number.

It is an amenable number.

427711273 is a deficient number, since it is larger than the sum of its proper divisors (38882855).

427711273 is a wasteful number, since it uses less digits than its factorization.

427711273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38882854.

The product of its digits is 16464, while the sum is 34.

The square root of 427711273 is about 20681.1816151786. The cubic root of 427711273 is about 753.4427050111.

Adding to 427711273 its reverse (372117724), we get a palindrome (799828997).

It can be divided in two parts, 42771 and 1273, that added together give a palindrome (44044).

The spelling of 427711273 in words is "four hundred twenty-seven million, seven hundred eleven thousand, two hundred seventy-three".