477217023 has 4 divisors (see below), whose sum is σ = 636289368. Its totient is φ = 318144680.

The previous prime is 477217019. The next prime is 477217063. The reversal of 477217023 is 320712774.

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 477217023 - 2² = 477217019 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477217063) 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 in 3 ways as a sum of consecutive naturals, for example, 79536168 + ... + 79536173.

It is an arithmetic number, because the mean of its divisors is an integer number (159072342).

Almost surely, 2^477217023 is an apocalyptic number.

477217023 is a deficient number, since it is larger than the sum of its proper divisors (159072345).

477217023 is a wasteful number, since it uses less digits than its factorization.

477217023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159072344.

The product of its (nonzero) digits is 16464, while the sum is 33.

The square root of 477217023 is about 21845.2975031241. The cubic root of 477217023 is about 781.4574017630.

Adding to 477217023 its reverse (320712774), we get a palindrome (797929797).

The spelling of 477217023 in words is "four hundred seventy-seven million, two hundred seventeen thousand, twenty-three".