427218411 has 16 divisors (see below), whose sum is σ = 581296640. Its totient is φ = 279028800.

The previous prime is 427218403. The next prime is 427218427. The reversal of 427218411 is 114812724.

It is not a de Polignac number, because 427218411 - 2³ = 427218403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427218481) 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 15 ways as a sum of consecutive naturals, for example, 26610 + ... + 39528.

It is an arithmetic number, because the mean of its divisors is an integer number (36331040).

Almost surely, 2^427218411 is an apocalyptic number.

427218411 is a deficient number, since it is larger than the sum of its proper divisors (154078229).

427218411 is a wasteful number, since it uses less digits than its factorization.

427218411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13146.

The product of its digits is 3584, while the sum is 30.

The square root of 427218411 is about 20669.2624686997. The cubic root of 427218411 is about 753.1531903866.

The spelling of 427218411 in words is "four hundred twenty-seven million, two hundred eighteen thousand, four hundred eleven".