477935641 has 2 divisors, whose sum is σ = 477935642. Its totient is φ = 477935640.

The previous prime is 477935639. The next prime is 477935651. The reversal of 477935641 is 146539774.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 446899600 + 31036041 = 21140^2 + 5571^2 .

It is a cyclic number.

It is not a de Polignac number, because 477935641 - 2¹ = 477935639 is a prime.

Together with 477935639, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 477935591 and 477935600.

It is not a weakly prime, because it can be changed into another prime (477935611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238967820 + 238967821.

It is an arithmetic number, because the mean of its divisors is an integer number (238967821).

Almost surely, 2^477935641 is an apocalyptic number.

It is an amenable number.

477935641 is a deficient number, since it is larger than the sum of its proper divisors (1).

477935641 is an equidigital number, since it uses as much as digits as its factorization.

477935641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 46.

The square root of 477935641 is about 21861.7392034577. The cubic root of 477935641 is about 781.8494579860.

The spelling of 477935641 in words is "four hundred seventy-seven million, nine hundred thirty-five thousand, six hundred forty-one".