427528841 has 2 divisors, whose sum is σ = 427528842. Its totient is φ = 427528840.

The previous prime is 427528837. The next prime is 427528883. The reversal of 427528841 is 148825724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 393189241 + 34339600 = 19829^2 + 5860^2 .

It is a cyclic number.

It is not a de Polignac number, because 427528841 - 2² = 427528837 is a prime.

It is not a weakly prime, because it can be changed into another prime (427528831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213764420 + 213764421.

It is an arithmetic number, because the mean of its divisors is an integer number (213764421).

Almost surely, 2^427528841 is an apocalyptic number.

It is an amenable number.

427528841 is a deficient number, since it is larger than the sum of its proper divisors (1).

427528841 is an equidigital number, since it uses as much as digits as its factorization.

427528841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 143360, while the sum is 41.

The square root of 427528841 is about 20676.7705650568. The cubic root of 427528841 is about 753.3355676224.

The spelling of 427528841 in words is "four hundred twenty-seven million, five hundred twenty-eight thousand, eight hundred forty-one".