474881977 has 2 divisors, whose sum is σ = 474881978. Its totient is φ = 474881976.

The previous prime is 474881941. The next prime is 474881983. The reversal of 474881977 is 779188474.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 467597376 + 7284601 = 21624^2 + 2699^2 .

It is a cyclic number.

It is not a de Polignac number, because 474881977 - 2¹¹ = 474879929 is a prime.

It is not a weakly prime, because it can be changed into another prime (474831977) 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, 237440988 + 237440989.

It is an arithmetic number, because the mean of its divisors is an integer number (237440989).

Almost surely, 2^474881977 is an apocalyptic number.

It is an amenable number.

474881977 is a deficient number, since it is larger than the sum of its proper divisors (1).

474881977 is an equidigital number, since it uses as much as digits as its factorization.

474881977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3161088, while the sum is 55.

The square root of 474881977 is about 21791.7869161756. The cubic root of 474881977 is about 780.1807476151.

The spelling of 474881977 in words is "four hundred seventy-four million, eight hundred eighty-one thousand, nine hundred seventy-seven".