427735227 has 4 divisors (see below), whose sum is σ = 570313640. Its totient is φ = 285156816.

The previous prime is 427735223. The next prime is 427735237. The reversal of 427735227 is 722537724.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 427735227 - 2² = 427735223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427735223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71289202 + ... + 71289207.

It is an arithmetic number, because the mean of its divisors is an integer number (142578410).

Almost surely, 2^427735227 is an apocalyptic number.

427735227 is a deficient number, since it is larger than the sum of its proper divisors (142578413).

427735227 is a wasteful number, since it uses less digits than its factorization.

427735227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142578412.

The product of its digits is 164640, while the sum is 39.

The square root of 427735227 is about 20681.7607325875. The cubic root of 427735227 is about 753.4567702858.

The spelling of 427735227 in words is "four hundred twenty-seven million, seven hundred thirty-five thousand, two hundred twenty-seven".