475947377 has 4 divisors (see below), whose sum is σ = 476116596. Its totient is φ = 475778160.

The previous prime is 475947337. The next prime is 475947379. The reversal of 475947377 is 773749574.

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

It can be written as a sum of positive squares in 2 ways, for example, as 382554481 + 93392896 = 19559^2 + 9664^2 .

It is a cyclic number.

It is not a de Polignac number, because 475947377 - 2⁶ = 475947313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (475947379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80318 + ... + 86039.

It is an arithmetic number, because the mean of its divisors is an integer number (119029149).

Almost surely, 2^475947377 is an apocalyptic number.

It is an amenable number.

475947377 is a deficient number, since it is larger than the sum of its proper divisors (169219).

475947377 is a wasteful number, since it uses less digits than its factorization.

475947377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169218.

The product of its digits is 5186160, while the sum is 53.

The square root of 475947377 is about 21816.2182103132. The cubic root of 475947377 is about 780.7637582567.

The spelling of 475947377 in words is "four hundred seventy-five million, nine hundred forty-seven thousand, three hundred seventy-seven".