477291947 has 16 divisors (see below), whose sum is σ = 551789280. Its totient is φ = 408710400.

The previous prime is 477291931. The next prime is 477291967. The reversal of 477291947 is 749192774.

It is a cyclic number.

It is not a de Polignac number, because 477291947 - 2⁴ = 477291931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 477291895 and 477291904.

It is not an unprimeable number, because it can be changed into a prime (477291967) 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 15 ways as a sum of consecutive naturals, for example, 5168 + ... + 31325.

It is an arithmetic number, because the mean of its divisors is an integer number (34486830).

Almost surely, 2^477291947 is an apocalyptic number.

477291947 is a deficient number, since it is larger than the sum of its proper divisors (74497333).

477291947 is a wasteful number, since it uses less digits than its factorization.

477291947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36574.

The product of its digits is 889056, while the sum is 50.

The square root of 477291947 is about 21847.0123128999. The cubic root of 477291947 is about 781.4982963998.

The spelling of 477291947 in words is "four hundred seventy-seven million, two hundred ninety-one thousand, nine hundred forty-seven".