427951841 has 2 divisors, whose sum is σ = 427951842. Its totient is φ = 427951840.

The previous prime is 427951837. The next prime is 427951859. The reversal of 427951841 is 148159724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237622225 + 190329616 = 15415^2 + 13796^2 .

It is a cyclic number.

It is not a de Polignac number, because 427951841 - 2² = 427951837 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (427951871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213975920 + 213975921.

It is an arithmetic number, because the mean of its divisors is an integer number (213975921).

Almost surely, 2^427951841 is an apocalyptic number.

It is an amenable number.

427951841 is a deficient number, since it is larger than the sum of its proper divisors (1).

427951841 is an equidigital number, since it uses as much as digits as its factorization.

427951841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 41.

The square root of 427951841 is about 20686.9969062694. The cubic root of 427951841 is about 753.5839375390.

The spelling of 427951841 in words is "four hundred twenty-seven million, nine hundred fifty-one thousand, eight hundred forty-one".