477261667 has 2 divisors, whose sum is σ = 477261668. Its totient is φ = 477261666.

The previous prime is 477261649. The next prime is 477261721. The reversal of 477261667 is 766162774.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-477261667 is a prime.

It is not a weakly prime, because it can be changed into another prime (477261637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238630833 + 238630834.

It is an arithmetic number, because the mean of its divisors is an integer number (238630834).

Almost surely, 2^477261667 is an apocalyptic number.

477261667 is a deficient number, since it is larger than the sum of its proper divisors (1).

477261667 is an equidigital number, since it uses as much as digits as its factorization.

477261667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 592704, while the sum is 46.

The square root of 477261667 is about 21846.3193009715. The cubic root of 477261667 is about 781.4817696395.

It can be divided in two parts, 477 and 261667, that added together give a 18-th power (262144 = 2¹⁸).

The spelling of 477261667 in words is "four hundred seventy-seven million, two hundred sixty-one thousand, six hundred sixty-seven".