477967 has 4 divisors (see below), whose sum is σ = 546256. Its totient is φ = 409680.

The previous prime is 477947. The next prime is 477973. The reversal of 477967 is 769774.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 477967 - 2⁷ = 477839 is a prime.

It is a Duffinian number.

477967 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477947) 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 in 3 ways as a sum of consecutive naturals, for example, 34134 + ... + 34147.

It is an arithmetic number, because the mean of its divisors is an integer number (136564).

2⁴⁷⁷⁹⁶⁷ is an apocalyptic number.

477967 is a deficient number, since it is larger than the sum of its proper divisors (68289).

477967 is an equidigital number, since it uses as much as digits as its factorization.

477967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68288.

The product of its digits is 74088, while the sum is 40.

The square root of 477967 is about 691.3515748156. The cubic root of 477967 is about 78.1866557555.

It can be divided in two parts, 477 and 967, that added together give a square (1444 = 38²).

The spelling of 477967 in words is "four hundred seventy-seven thousand, nine hundred sixty-seven".