427426841 has 4 divisors (see below), whose sum is σ = 427912884. Its totient is φ = 426940800.

The previous prime is 427426829. The next prime is 427426859. The reversal of 427426841 is 148624724.

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

It can be written as a sum of positive squares in 2 ways, for example, as 44089600 + 383337241 = 6640^2 + 19579^2 .

It is a cyclic number.

It is not a de Polignac number, because 427426841 - 2¹⁸ = 427164697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 427426795 and 427426804.

It is not an unprimeable number, because it can be changed into a prime (427426141) 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, 241700 + ... + 243461.

It is an arithmetic number, because the mean of its divisors is an integer number (106978221).

Almost surely, 2^427426841 is an apocalyptic number.

It is an amenable number.

427426841 is a deficient number, since it is larger than the sum of its proper divisors (486043).

427426841 is an equidigital number, since it uses as much as digits as its factorization.

427426841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486042.

The product of its digits is 86016, while the sum is 38.

The square root of 427426841 is about 20674.3038818723. The cubic root of 427426841 is about 753.2756524914.

The spelling of 427426841 in words is "four hundred twenty-seven million, four hundred twenty-six thousand, eight hundred forty-one".