477797 has 2 divisors, whose sum is σ = 477798. Its totient is φ = 477796.

The previous prime is 477791. The next prime is 477809. The reversal of 477797 is 797774.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 450241 + 27556 = 671^2 + 166^2 .

It is a cyclic number.

It is not a de Polignac number, because 477797 - 2¹⁴ = 461413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (477791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238898 + 238899.

It is an arithmetic number, because the mean of its divisors is an integer number (238899).

2⁴⁷⁷⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

477797 is a deficient number, since it is larger than the sum of its proper divisors (1).

477797 is an equidigital number, since it uses as much as digits as its factorization.

477797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86436, while the sum is 41.

The square root of 477797 is about 691.2286163058. The cubic root of 477797 is about 78.1773850265.

The spelling of 477797 in words is "four hundred seventy-seven thousand, seven hundred ninety-seven".